Valves - Delval Flow Controls
Industrial valves control, regulate, isolate, and direct the flow of liquids, gases, steam, slurries, and other process media. From simple shutoff applications to precise flow control and pressure protection, selec...
Categories from Delval Flow Controls (2)
High Performance Butterfly Valves
High-performance butterfly valves are for managing fluid flow in tough industrial settings. They provide excellent sealing, durability, and easy operation, making them perfect for high-pressure and high-temperature settings. Widely used in industries like oil and gas, chemical processing, and power generation, these valves ensure efficient and reliable flow control. Their sturdy construction and advanced design, like double or triple offset configurations, offer top-notch performance and longevity. Check out our selection of high-performance butterfly valves below or contact us to speak to a product expert to help you with your selection.
Butterfly Valves
At Centro, we provide a broad range of high-performance butterfly valves engineered to meet the demands of various industrial applications. Available in multiple sizes, materials, and configurations, our valves are designed for efficient flow control, long-term durability, and ease of installation and maintenance.
Whether you're working within space-constrained systems, need reliable isolation in critical applications, or require robust solutions for corrosive or high-pressure environments, Centro has the right valve for your specifications.
Our Butterfly Valve Offerings Include:
- Wafer Butterfly Valves – Slim, lightweight design ideal for low-pressure applications and compact piping layouts.
- Lug Butterfly Valves – Designed for easy installation and line maintenance, suitable for dead-end service.
- Double-Offset Butterfly Valves – Precision sealing and reduced wear, perfect for high-temperature and moderate-to-high pressure systems.
- Triple-Offset Butterfly Valves – Metal-seated for maximum durability and zero leakage, ideal for critical and corrosive applications.
- Resilient Seated Butterfly Valves – Excellent corrosion resistance, making them ideal for water treatment, chemical processing, and general utility use.
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The DelVal 2" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$710.27$1,824.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$862.92$2,216.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,050.61$2,698.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,555.66$3,995.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,248.79$5,775.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 10" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,985.15$7,666.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$4,382.70$11,255.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$723.90$1,859.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$872.65$2,241.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,082.93$2,781.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,614.07$4,145.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,339.52$6,008.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 10" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$3,125.33$8,026.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$4,568.45$11,732.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$559.18$1,436.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$673.28$1,729.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$562.69$1,445.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$762.84$1,959.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$671.72$1,725.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$949.75$2,439.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$989.86$2,542.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$1,461.03$3,752.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$1,485.18$3,814.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$2,059.15$5,288.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$710.27$1,824.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$862.92$2,216.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,050.61$2,698.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,555.66$3,995.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,248.79$5,775.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 10" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,985.15$7,666.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Wafer Lined Butterfly Valve (Series 42) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron wafer body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$4,382.70$11,255.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$723.90$1,859.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$872.65$2,241.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,082.93$2,781.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A 10-position lever handle delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$1,614.07$4,145.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$2,339.52$6,008.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 10" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$3,125.33$8,026.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" Lug Lined Butterfly Valve (Series 43) is engineered for aggressive chemical service, pharmaceutical manufacturing, food & beverage processing, and applications requiring superior corrosion resistance. The PTFE seat with Viton energizer provides a chemically inert sealing surface, while the PTFE encapsulated disc protects against a wide range of corrosive media. The Ductile Iron lug body allows easy installation between standard ANSI flanges. A manual gear operator delivers smooth, accurate flow control. Rated to 200 PSI (at 100°F) with a temperature range of -40°F to +400°F (-40°C to +204°C). Conforms to API 609 Category A, MSS SP-67.
$4,568.45$11,732.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$559.18$1,436.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 2" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$673.28$1,729.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$562.69$1,445.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 3" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$762.84$1,959.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$671.72$1,725.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 4" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$949.75$2,439.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$989.86$2,542.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 6" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a 10-position lever handle, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$1,461.03$3,752.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Carbon Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$1,485.18$3,814.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
The DelVal 8" 150# High Performance Double Offset Butterfly Valve (Series 44) delivers exceptional performance in demanding industrial applications including oil & gas, petrochemical, power generation, and high-pressure fluid systems. The double offset disc geometry virtually eliminates seat wear for extended service life and bubble-tight shutoff across a broad temperature and pressure range. Constructed with a Stainless Steel wafer body, Ultra seat, and 316 stainless steel disc, Series 44 meets API 609 Category B requirements. Operated by a manual gear operator, this valve delivers precise flow control with low operating torque. Rated to 285 PSI (at 100°F) and temperatures from -20°F to +450°F (-29°C to +232°C). Available in sizes 2" through 14" with ANSI Class 150 flanged connections.
$2,059.15$5,288.00
Should ship between 06 Nov and 10 Nov
Subject to factory lead times
FAQS
- Use a ball valve for simple on/off shutoff, a control valve when you need to regulate flow rate or pressure, and a check valve to prevent backflow. The choice comes down to whether you need to stop flow, control it, or protect against reverse flow.
- Cv is the flow coefficient — how much water a valve passes at a given pressure drop. Full port means the valve opening matches the pipe diameter for unrestricted flow; regular port is slightly smaller. End connections describe how the valve connects to pipe (NPT threads, flanges, etc.). Body material determines compatibility with your media and environment — brass, stainless, and PVC are the most common.
- Start with your required Cv based on flow rate and pressure drop. Then confirm the valve's pressure and temperature ratings exceed your system's maximums. Undersizing causes excessive pressure drop; oversizing reduces control precision. Always size for your actual operating conditions, not system maximums.
- Fail-open means the valve opens if power or signal is lost; fail-closed means it closes — critical for safety applications. NPT is a threaded connection best for smaller pipes and lower pressures. Flanged connections bolt between pipe flanges and are preferred for larger pipes, high pressure, or applications requiring frequent removal.
- Ball valves use a rotating ball for fast quarter-turn shutoff and are ideal for frequent operation. Gate valves use a rising gate for full open/close and are better for infrequent operation where minimal flow restriction matters. Ball valves are generally more reliable, longer lasting, and easier to operate.
- Because no single valve works well in every application. Pressure, temperature, media type, flow control needs, pipe size, and safety requirements all vary dramatically across industries. Each valve type is engineered to solve a specific set of those problems efficiently.
- Ball valves offer tighter shutoff and are better for smaller lines or where zero leakage matters. Butterfly valves are lighter, more compact, and more cost-effective for larger diameter pipes. For high-volume water flow in large lines, butterfly valves are typically the practical choice.
- Look for stainless steel or carbon steel body construction, graphite or metal seat materials, and valves rated for your specific pressure-temperature combination. Globe valves and ball valves with metal seats are commonly used in high-temp applications. Always verify the valve's published P-T rating before specifying.
- Match the valve type to your application (shutoff, control, or check). Verify body material compatibility with your media. Confirm pressure and temperature ratings exceed operating conditions. Consider end connection type, actuation method, and maintenance requirements. When in doubt, over-specify on pressure rating rather than under.