H42H vertical check valve-Fornitore globale

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No. 14, Lane 2388, Huyi Road, Jiading District, Shanghai

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H42H vertical check valve

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■Purpose and characteristics

H42H/WVertical check valveStrictly followGB12235Standard design and manufacturing, the valve disc moves up and down along the center positioning,The lining is made of special materials with good wear resistance and low friction coefficient, which are flexible and reliable in action . Excellent sealing performance. The vertical check valve products produced by Locke Valve Industry are widely used in pipelines for various working conditions in the petroleum, chemical, pharmaceutical, and power industries.

■Execution standards

●Design and Manufacturing:GB12235

●Structural length:GB12221

●Connecting flange:JB/T79-1994

●Testing and Inspection:JB/T9092-1999

■Structural image

■Main performance specifications

test pressure	Nominal pressure（MPa）
test pressure	1.6	2.5		4.0
Shell Test	2.4	3.8		6.0
Sealing test	1.8	2.8		4.4
Material	WCB(C)	CF8(P)	CF8M(R)	WC6	WC9
operation temperature	≤ 425	≤ 100	≤ 100	≤ 550	≤ 550
Applicable Medium	Water, steam, oil products	Nitric Acid	Acetic acid	Water, steam	Water, steam

■Main Material List:

Serial Number NO.	Part name Part Name	carbon steel Carbon Steel				Alloy Steel Series Alloy steel	stainless steel Stainless Steel
		ASTM/ASME
1	valve body/Body	A216/WCB	A217/WC9	A351/CF8	A351/CF3M
2	valve seat/ Seat	A105	A182/304	A182/304	A182/316L
3	Valve flap/Disc	A105	A182/F304	A182/F304	A182/F316L
4	spring/ Spring	316	316	316	316L
5	Sealing gasket/Gasket	304+Clamp flexible graphite		316+Clamp flexible graphite/PTFE
6	valve cover/Bonnet	A216/WCB	A217/WC9	A351/CF8	A351/CF3M
Applicable Medium		Water, steam, oil products, etc	Water, steam, oil products, etc	Nitric acid, acetic acid, etc
Temperature		—29℃～425℃	—29℃～550℃	—29℃～200℃

pour:Other materials required by the customer can also be used.The matching of sealing surface materials is determined by the customer's designated internal part code

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