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Cast and forged steel valves for oil and gas systems

Cast steel lift check valve (missing product drawing)

Category:

check valve

Consultation Hotline:

0086-512-6270-1855

technical manual

Product Message

Product characteristics

technical specifications

Product parameters

Nominal size	2" ~12" (DN50~DN300)
pressure rating	Class150LB~2500LB
body material	WCB, CF8, CF8M, CF3, CF3M, LCB, 2205 Etc.
design	BS1868, ASME B16.34
Facing Slow	ASME B16.10
End flange	ASME B16.5, ASME B16.47
welded ends	ASME B16.25
Inspection and Testing	API 598
special	NACE MR-01-75

Bill of Material

NO.	Part name	ASTM material
1	valve body	A216-WCB	A217-WC6	A352-LCB
2	Seat ring	A216-WCB/Cr13	A217-WC6+HF	A352-LCB+Cr13
3	Valve flap	A216-WCB+Cr13	A217-WC6+HF	A352-LCB+Cr13
4	hinge	304	304	304
5	spring	304	304	304
6	bonnet	A216-WCB	A217-WC6	A352-LCB
7	shim	Spiral winding (graphite+304)
8	bonnet gasket	A193-B7	A193-B16	A320-L7
9	Valve cap screw	A194 2H	A194-4	A194-7
10	Hanging eye bolt	carbon steel

Notes:

1. Spiral winding structure, optional PTFE.

2. NPS 6 ° and above.

3. The valve disc and seat (integrated with the valve body) can be made of solid coating material or a substrate equal to or better than the valve body/cap material, as shown in the figure.

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