H77X / W-10 / 16P stainless steel butterfly check valve

Medium temperature: soft seal: ≤80 ° C; hard seal: ≤429 ° C

Medium: water, gas, oil, nitric acid

Caliber: DN40-DN600

Pressure: 1.0-1.6MPA

Body material: stainless steel

Connection method: flange

Design Standard: National Standard

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H77X / W-10 / 16P stainless steel butterfly check valve Main parts and material
Part name	Material
Valve body	CF8 / CF3 / CF8M / CF3M
Valve stem	2CR13
Butterfly	CF8 / CF3 / CF8M / CF3M
spring	0Cr18Ni9

Stainless steel butterfly check valve H77X / W performance specification
model	Nominal pressure (MPA)	Test pressure (mpa) water		proper temperature	Applicable medium
		strength	seal
H77X / W-10P	1.0	1.50	1.10	Soft seal: ≤80 ° C Hard seal: ≤429 ° C	Water, gas, oil, nitric acid
H77X / W-16P	1.6	2.40	1.76

Stainless steel butterfly check valve H77X / w overall dimensions and connection dimensions
model	Nominal diameter (mm)	Size (mm)
model	Nominal diameter (mm)	L	D	D3	D2	D1	Nd
H77X-10	40	43	92	55	41	110	4-M16
	50	43	107	65.5	51	125	4-M16
	65	46	127	81	65	145	4-M16
	80	64	143	95	80	160	8-M16
	100	64	162	117.5	102	180	8-M16
	125	70	192	145.5	127	210	8-M16
	150	76	218	170.5	152	240	8-M20
	200	89	273	227.5	203.6	295	8-M20
	250	114	328	266	254	350	12-M20
	300	114	380	312	305	400	12-M20
	350	127	438	362	350	460	16-M20
	400	140	489	406	400	515	16-M24
H77X-16	40	43	92	55	41	110	4-M16
	50	43	107	65.5	51	125	4-M16
	65	46	127	81	65	145	4-M16
	80	64	142	95	80	160	8-M16
	100	64	162	117.5	102	180	8-M16
	125	70	192	145.5	127	210	8-M16
	150	76	218	170.5	152	240	8-M20
	200	89	273	227.5	203	295	12-M20
	250	114	330	266	254	350	12-M24
	300	114	385	312	305	400	12-M24
	350	127	445	361	350	460	16-M24
	400	140	495	406	400	515	16-M27