GM High Vacuum Diaphragm Valve

GM High vacuum diaphragm valve use valve rod to press rubber film directly on the valve seat, use to cut-off or connect Vacuum system. Connection form as: Lap joint flange connection, fast unload flange connection, weld type connection. Weld type connection is divided into weld I type connection(both end weld), weld II type connection(one end weld, another end insert). Applicable medium can be air and noncorrosive gases.

Main Technical Performance

applicable scope(Pa)	105～1.3x10-4
valve leak rate(Pa.L/S)	≤1.3x10-4
medium temperature（℃）	-25～+80(sealing material is chemigum) -30～+150(sealing material Viton)
installation site	willfully

Lap joint flange connection and overall Dimensions(mm)

model	diameter(DN)	ΦD	ΦB	ΦW	H	L	n-ΦC	Flange standard
GM-10	10	46	36	55	75	75	4-Φ6	JB919
GM-25	25	70	55	90	115	120	4-Φ7	GB/T6070
GM-40	40	100	80	100	132	150	4-Φ9
GM-50	50	110	90	100	157	180	4-Φ9

Fast Unload Flange Connection and Overall Dimensions

model	diameter(DN)	ΦD	ΦB	ΦW	H	L	Flange standard
GM-10/KF	10	30	12.2	55	75	75	GB4892
GM-25/KF	25	40	26.2	90	115	100
GM-40/KF	40	55	41.2	100	132	150
GM-50/KF	50	75	52.2	100	157	180	/

Weld type connection and overall Dimensions

model	diameter(DN)	ΦD	ΦW	H	L
GM-10-H(Ⅰ)	10	19	55	75	150
GM-25H(Ⅰ)	25	32	90	115	200
GM-40H(Ⅰ)	40	45	100	132	240
GM-50H(Ⅰ)	50	57	100	157	240
GM-10H(Ⅱ)	10	9	55	75	150
GM-25H(Ⅱ)	25	19	90	115	200

Location : Room 502,No.1299,XinJinQiao RD, Pudong New Area, ShangHai, China., 201206 ShangHai,
Contact : Martin Miao, 0086 21 50878197

EVPvacuum

3.5/5

Retail

Registered since 21 April 2015

Identification number of the company : 09369948-9

Send email to EVPvacuum

EVPvacuum

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