Rubber valve back valve

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Rubber valve back valve

Model: H44X (SFCV)
Nominal diameter: DN50 ~ 600mm
Nominal pressure: PN1.0 ~ 1.6MPa
Medium: Water and weak corrosive fluid
Suitable temperature: 0 ~ 80 ℃
Flange Standard: GB / T17241.6, GB / T 9113
Test standards: GB / T13927, API598

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产品详细

The main part material

Part Name	Body	cap	Disc
material	cast iron	cast iron	Steel + reinforced nylon cloth

The main specifications

Model	Nominal pressure PN (MPa)	Seal test pressure (MPa)	Shell test pressure (MPa)	Maximum working pressure (MPa)	Medium insulation
H44X-10	1.0	1.1	1.5	1.0	0-80 ° C
H44X-16	1.6	1.76	2.4	1.6	0-80 ° C

The main dimensions (flange connection size according to the provisions of GB4216)

Model	DN	L	D	D1	dn	n
H44X-10 16	50	203	165	125	17.5	4
	65	216	185	145	17.5	4
	80	241	200	160	17.5	8
	100	292	220	180	17.5	8
	150	356	285	240	22	8
	200	495	240	295	22	8
	250	622	395	350	22	12
	300	698	445	400	22	12
	350	787	505	460	22	16
	400	914	565	515	22	16
	450	978	615	565	26	20
	500	978	670	620	26	20
	600	1295	780	725	30	20

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