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Carbon Steel Centerline Butterfly Valves / Soft Seat Butterfly Valve

Categories Centerline Butterfly Valves
Brand Name: Kelite Valve
Model Number: 1 1/2"-50", CL150
Certification: API, ISO, CE, GOST, TS, BS1873, BS5351, API 6D,600,602,609, ASME B16.34, API 6FA, API607 etc
Place of Origin: China
MOQ: 1PCS
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 3000-5000PCS per month
Delivery Time: 30-60days
Packaging Details: Plywood packing or fumigation packing
Size:: NPS 1 1/2"~50"
Pressure Rating:: Class 150
Material:: WCB, WCA, WCC,WC6, QT, DI,C12, LCB, LCC, CF8, CF8M, CF3, CF3M, CN7M, CF8C,etc
Design & Manufacturing Standard:: API 609, ASME B16.34, BSEN 593
Face to Face:: API 609, BSEN 558
Flanged Dimenson:: ASME B16.5 ,ASME B16.47, BSEN 558
Test and Inspection:: API 598, BSEN 12266
Operation Method:: Manual ,Worm Gear, Electric Actuator,Pneumatic Actuator
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Carbon Steel Centerline Butterfly Valves / Soft Seat Butterfly Valve

API 609 centerline butterfly valve, 1 1/2"-50" soft seat QT,cs and SS material


A resilient seated butterfly valve with superior design features and materials of construction to provide repeatable tight shutoff in severe abrasive and corrosive environments for a variety of applications.

Size: 1½ - 50"

Class: 150

Temperature: 14° to +300°F (-10° to +149°C)

Face to Face: All short pattern

Body Types: Wafer w/ Centering Lugs, Wafer, Lugged, Flanged


Model: With Carbon Iron Body and Gear Operator.
Valve Body materials: cast iron, ductile iron, aluminum bronze, stainless steel, carbon steel.
Pressure: from PN0.6MPa to PN1.6MPa.
Applicable temperature: from -40 degrees C to 230 degrees C.
Flange drilling to: DIN 2501, BS 4504, ISO 2084/2531, BS 10-E, ASA 125/150, AS2129 Table D/E.

Technical parameters and characteristics:

Product typeON/OFF
Product descriptionCenterline type butterfly valve
ModelD41X-centerline type butterfly valve
Nominal diameterNPS 2”~40”(DN50~DN1000)
Operating temperature-15℃~150℃
Nominal pressureCLASS 150~300 (PN20~PN50)
MaterialMain material: A216 WCB,WCC; A351 CF8,CF8M,CF3,CF3M,CF8C,A352 LCB,LCC, QT,CI etc.
Design standardAPI 609,ASME B16.34
Structural lengthASME B16.10,GB/T 12221
Connecting endASME B16.5,ASME B16.47,ASME B16.25,GB/T 9113
Test standardAPI 598,ISO 5208,GB/T 26480,GB/T 13927
Operation methodHandle, worm, motor-drive unit, pneumatic drive unit
Application fieldsFresh water, sewage, seawater, brine, steam, natural gas, food, drug, oils and various acids and alkali, and other pipelines
Other remarks 1Small, light, installation, disassembly and repair friendly (can be installed at any position)
Other remarks 2Simple and compact structure, and quick opening and closing with 90° rotation
Other remarks 3Small operating torque easy for opening and closing
Other remarks 4Flow characteristics almost in straight line, and good adjustment function
Other remarks 5Long service life (tested for over 10,000 times of opening and closing)
Other remarks 6Good sealing performance of zero leakage
Other remarks 7Two flow directions, no restriction for installation
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