LUG-type Dual Plate Check Valve

Nominal Diameter : 2‘’-40‘'
Nominal Preesure : CLASS150、300、600、900LB
Design Standard : API594
Inspection and test : API598
Connection type : Wafer、LUG & RTJ ends etc.
Mainly Material : WCB、CF8、CF8M、CF3、CF3M 、C95800etc.

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Description

◆ Material Of LUG-type Check Valve

Pos.	Part	Material
1	Body	WCB、CF8、CF8M、Duplex4A、5A、AL-Bronze C95800
2	Disc	WCB、CF8、CF8M、Duplex4A、5A、C95800
3	Pin	F6a、F304、F316、F51、F53
4	Spring	Stainless steel、Duplex steel
5	Seat	13Cr、SS304、SS316、STL overlay
6	Bolt	ASMT B193-B8M/B8
7	Nut	ASMT B194-8M/8
8	Stem Packing	Flexible Graphite
9	Gland	ASMT SS
10	Stem Nut	B194-8M/8
11	Rings	Casting、Stainless steel

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