WINDUS dual plate wafer non return check valve

Bolted cover, swing type disc, threaded or welded seat ring

ASTM A**6 WCB,A**7 WC6,A**1CF8,A**1CF8M,
A**1 CF3,A**1 CF3M,A**1 CN7M

Class

*******0

Design and Manufacture

ANSIB*6.*4,API6D,BS****8

Face to face(end to end)

ANSIB*6.*0,API6D

Flanged connection

***4 to ANSIB*6.**2,****6 to MSS-SP**4, to API**5 on request

Butt welded end

ANSIB*6.*5

Test and inspection

API**8, API6D

Design and Manufacture

ANSI B*6.*4,API 6D

Face to face

API 6D

Flanged connection

***4 to ANSI B*6.5
*2,*6, *6 to MSS-SP**4 to API **5 on request

Test and inspection

API 6D

Shell test

**0lb **0PSI

**0lb ***5PSI

Seat test

**0lb **5PSI

**0lb **5PSI(Hydrostatic) *0PSI(Air)

Size

2"**8" or DN**-DN***0

Pressure

Class **0lb***0lb

Material

WCB, WCA, WCC, LCB, LCC, WC6, WC9, C5, C*2,