Lift Check Valve (Cast Steel Non-Return Valve)

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Website: https://customsteelvalve.com/lift-check-valve-1-4-2.html

• Nominal Diameter: DN15-DN200
• Materials: 316, CF8M, 1.4408, WCB, 304, CF8, etc.
• Design & Manufacture: GB/T 12236
• Face-to-Face: GB/T 12221
• Flange End: JB/T79
• Inspection & Testing: JB/T9092
• Operating Temperature: ≤ 120°C
• Suitable Media: Water, Steam, Oil, Gas, Acids, Alkalis, etc.

Test Pressure

Test Item		Shell Test	Seal Test	Air Seal Test
Medium		Water		Air
Nominal Pressure (MPa)	1.6	2.4	1.8	0.6
	2.5	3.8	2.8
	4.0	6.0	4.4
	6.4	9.6	7.0

Dimensions (mm)

DN	L	D	D1	D2	H	b	z-Ød
H41W-16P(R)
15	130	95	65	45	77	14	4-Ø14
20	150	105	75	55	77	14	4-Ø14
25	160	115	85	65	80	16	4-Ø14
32	180	135	100	78	85	16	4-Ø18
40	200	145	110	85	95	16	4-Ø18
50	230	160	125	100	105	16	4-Ø18
65	290	180	145	120	120	18	4-Ø18
80	310	195	160	135	130	20	8-Ø18
100	350	215	180	155	140	20	8-Ø18
125	400	245	210	185	155	22	8-Ø18
150	480	280	240	210	180	24	8-Ø23
200	600	335	295	265	215	26	12-Ø23
H41W-25P(R)
40	200	145	110	85	95	18	4-Ø18
50	230	160	125	100	105	20	4-Ø18
65	290	180	145	120	120	22	8-Ø18
80	310	195	160	135	130	22	8-Ø18
100	350	230	190	160	140	24	8-Ø23
125	400	270	220	188	155	28	8-Ø25
150	480	300	250	218	180	30	8-Ø25
200	600	360	310	278	215	34	12-Ø25
250	730	425	370	332	270	36	12-Ø30
300	850	485	430	390	300	40	12-Ø30

Valve Parts

Component	Material
Body/ Bonnet	CF8	CF8M	CF3M	WCB
Wedge	CF8	CF8M	CF3M	WCB
Gasket	PTFE/ Graphite
Bolt	Stainless Steel		35CrMoA
Nut	Stainless Stee		45, 35CrMoA