API Standard Butterfly Structure Double Disc Type Check Valve

Model NO.: H76W/X
Flow Direction: Unidirection
Standard: ANSI
Application: Industrial Usage, Water Industrial Usage
Trademark: ZY
Transport Package: Wooden Carton
Specification: NPS2′′~36′′
Origin: China
HS Code: 8481804090
Model NO.: H76W/X
Flow Direction: Unidirection
Standard: ANSI
Application: Industrial Usage, Water Industrial Usage
Trademark: ZY
Transport Package: Wooden Carton
Specification: NPS2′′~36′′
Origin: China
HS Code: 8481804090
1. Product Standard
▪ Design and manufacture conform: API609
▪ Face to face: API6D
▪ Flange connection size: 2''~24'' according to ANSI B 16.25;22',26''~36'' according to  API 605 on request
▪ Inspection and test: API6D
▪ Shell test: 150LB 450PSI 300LB 1125PSI
▪ Seal test: 150LB 315 PSI(hydrostatic) 80PSI(air) 300Lb 815 PSI

2. Main Parts Material
Parts Materials
body A216 WCB A352 LCB A217 WC6 A217 WC9 A217 C5 A217 C12 A351 CF8 A351 CF8M
disc A351 CF8 A351 CF8 A182 F11 A217 F22 A182 C5 A182 C12 A182 F304 A182 F316
stem A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F316
spring Stainless steel
rubber 
gasket		 EPDM:-46ºC~120ºC;Neoprene:-50ºC~150ºC;NER:-35ºC~113ºC;Fluororabber:-23ºC~150ºC
                     API Standard Butterfly Structure Double Disc Type Check Valve

3. Main Size Dimensions
API Standard Butterfly Structure Double Disc Type Check Valve

  1. Product Standard
▪ Design and manufacture conform: API609
▪ Face to face: API6D
▪ Flange connection size: 2''~24'' according to ANSI B 16.25;22',26''~36'' according to  API 605 on request
▪ Inspection and test: API6D
▪ Shell test: 150LB 450PSI 300LB 1125PSI
▪ Seal test: 150LB 315 PSI(hydrostatic) 80PSI(air) 300Lb 815 PSI

2. Main Parts Material
Parts Materials
body A216 WCB A352 LCB A217 WC6 A217 WC9 A217 C5 A217 C12 A351 CF8 A351 CF8M
disc A351 CF8 A351 CF8 A182 F11 A217 F22 A182 C5 A182 C12 A182 F304 A182 F316
stem A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F304 A182 F316
spring Stainless steel
rubber 
gasket		 EPDM:-46ºC~120ºC;Neoprene:-50ºC~150ºC;NER:-35ºC~113ºC;Fluororabber:-23ºC~150ºC
                     API Standard Butterfly Structure Double Disc Type Check Valve

3. Main Size Dimensions
API Standard Butterfly Structure Double Disc Type Check Valve

 

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