Cast Steel Wcb Flanged End Swing Check Valve

Cast Steel Swing Check Valves, lift check valves, piston check valves

Standard compliance
1) Design and manufacture: API6D, ANSI B16.34, BS1868
2) Test and inspection: API598
3) Face to face dimensions: ANSI B16.10
4) Flanged end: ANSI B16.5, B16.47 SERIES A & SERIES B
5) Butt-welding end: ANSI B16.25
6) Other standards (DIN, BS, JIS) is also available upon request.

Specifications:
1) Size: 2" to 36"
2) Class: 150LB to 2500LB
3) Type: Bolted Cover, Swing Disc, Threaded or Welded seat ring
4) Material: WCB, WCC, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, CN7M, LCB, LCC, DUPLEX SS, MONEL, ALLOY 20, CAST IRON etc
5) Operation: Lever with counterweight(option)

Bolted cover, Swing type disc, Welded or threaded seat ring.

Design and manufacture: ANSI B16.34 and API 6D or BS 1868
Test and inspection: API 598 .
Face to face dimensions: ANSI B16.10
End flange dimensions: ANSI B16.5
Butt-welding ends: ANSI B16.25
Size: 2" ~ 24"

Materials of body/bonnet and trim

Body/bonnet	WCB, LCB, LCC, WC1, WC6, WC9, C5, C12, CF8, CF8M, CF3 and CF3M etc.
Trim (Disc/body seat)	F6/F6, 304/304,304L/304L, HF/HF, F6/HF, Monel/Monel, 316/316,316L/316L, Monel/HF and 316/HF etc.

 
Standard materials of parts

No.	Parts	Materials
1	Body	ATM A216 WCB
2	Seat ring	ASTM A105 + 13Cr
3	Disc	ASTM A216 WCB + 13Cr
4	Disc nut	ASTM A182 F6
5	Hinge	ASTM A216 WCB
6	Hinge pin	ASTM A182 F6
7	Gasket	Stainless steel and graphite spiral wound
8	Cover	ASTM A216 WCB
9	Cover bolt	ASTM A193 B7
10	Cover nut	ASTM A194 2H
11	Washer	Steel

 

All our products are designed and manufactured strictly in conformity with the standard of API, ANSI, AWWA, JIS, BS and DIN, etc. Most of our manufacturers have obtained ISO 9001, API 6D, TUV and CE certificates to ensure the quality stability of the products. We provide EN10204-3.1B. Mill Test Certificate for all our supplied products.

Our products range covers all kinds of ball valves, gate valves, globe valves, check valves, butterfly valves, plug valves, safety relief valves, bellow sealed valves, diaphragm valves, steam traps, knife gate valves, strainers, quick couplings, all types of flanges, pipe fittings, bolts&nuts&gaskets, steel plates, tubing and casing, line pipes and other pipeline equipment & components, with the materials of carbon steel, alloy steel, stainless steel, grey iron, ductile iron, brass and bronze. Our products are utilized widely in oil, gas, hydraulic, refining chemicals, petrochemicals, pharmaceuticals, food industries, fire-safe systems, marine systems and power stations, etc.