Wafer Disc Check Valve

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Wafer check valve refers to a flow control valve in which the opening and closing parts are circular discs and rely on their own weight and medium pressure to generate actions to block the backflow of the medium.

Investment Castings for Body and Cap
Flange: DIN PN16/PN25/PN40, ANSI 150/300LBS
Face to Face Length: DIN3202-K4
Working Pressure: PN40
Material: CF8M, CF8, CF3M, WCB
Test Standard: API 598, EN 12266

Material List

Item	Part	Material			Qty.
1	Body	A216-WCB	A351-CF8	A351-CF8M	1
2	Spring Cover	304	304	316	1
3	Spring	304	304	316	1
4	Disc	A216-WCB	A351-CF8	A351-CF8M	1

Dimensions (unit: mm)

Size		d	D	D1	D2	L	H	Kgs
DN15	1/2"	15	39	28.5	32	16	3	0.09
DN20	3/4"	20	46	36.2	40	19	3	0.12
DN25	1"	25	54	43.3	46	21	3	0.16
DN32	1-1/4"	32	70	56	60	27	3.5	0.31
DN40	1-1/2"	40	83	68.5	72	31	3.5	0.43
DN50	2"	49	96	80.5	84	40	4	0.78
DN65	2-1/2"	62	115	99	103	46	5	1.03
DN80	3"	75	135	117	123	50	5	1.54
DN100	4"	85	153	135	140	60	6	2.25