Delivery Time:1usually within 35 days after received your payment
Certification:ISO 9001/ API 6D

CF8 PN40 Wafer Disco Check Valve For Petroleum Or Vapour , SUS304 Single Disc​ 

Application:

Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure

of medium will bring the result of opening and closing automatically.

When the medium is back-going, valve disc will automaticaly closed to avoid accidents.

Specification:
pressure	PN(MPa)
1.6	2.5	4
Strength	2.4	3.8	6
seal	1.8	2.8	4.4
Body	WCB(C)	CF8(P)	CF8M(R)
temperature	≤425	≤100	≤100
Medium	water,steam,oil	nitric acid	acetum

Deminsion:
DN(mm)	L	D
1.6	2.5	4
15	25	48	48	48
20	31.5	58	58	58
25	35.5	68	68	68
32	40	80	80	80
40	45	90	90	90
50	56	105	105	105
65	63	125	125	125
80	71	140	140	140
100	80	160	165	165
125	110	190	195	195
150	125	215	225	225
200	160	270	285	290
250	200	330	340	350
300	250	385	400	415

material:
NO	parts	qty	material
1	body	1	316
2	O-ring	2	EPDM
3	disc	1	316
4	O-ring	1	EPDM
5	eye bol	1	316
6	small cover	2	316
7	pin	1	316
8	retainer screw	2	316
9	big cover	2	316
10	bolt	2	316
11	spring	1	316

◆deminsion:

DN	PN10.PN16	PN25	PN40
	A	B	C	D	E	L	G	A	B	C	D	E	L	G	A	B	C	D	E	L	G
40	94	16	22	81.4	25	195	0	equal PN10	equal PN10
50	109	16	32	94	33.6	208	1
65	129	17	40	111	46	230	2
80	144	17	54	123	56.5	245	3
100	164	18	70	147	71.4	265	3	168	18	70	149	71.4	269	3	Equal PN25
125	195	18