GM high vacuum（pressure）diaphragm valve is used to put through or cut off the medium flow in vacuum（pressure）pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, cosmetics

GM高真空壓力隔膜閥
■ GM
High Vacuum（Pressure）Diaphragm Valve

■ GM high vacuum（pressure）diaphragm valve is used to put through or cut off the medium flow in vacuum（pressure）pipeline in the areas of vacuum, dairy products, breweries, biological engineering, foodstuff, pharmaceuticals, drinks, cosmetics and chemicals.

■ GM高真空壓力隔膜閥主要技術性能
Main Technical Performance

閥門漏率：Valve Leak Rate	≤1.3×10-4Pa.L/S.
適用溫度：Applicable Temperature	-25～ 80℃（丁腈橡膠） 　-30～ 150℃（氟橡膠）
適用范圍：Applicability
連接型式　Loose Flange	使用壓力范圍（Pa）
活套法蘭（GB6070、JB919）	0.6×106～1.3×10-4
焊接法蘭（GB6070、JB919）	1.6×106～1.3×10-4
快卸法蘭（GB4982）	0.1×106～1.3×10-4
螺紋連接　Threaded Connection	1.6×106～1.3×10-4

也可按用戶要求的連接標準加工

■ GM主要零件材料
Materials of Main Parts

■ 閥體、閥板、閥桿：不銹鋼
隔膜：硅橡膠、氟橡膠

Body, disc and stem: stainless steel
Diaphragm: silicon rubber, Viton

CONSTRUCTION FIGHTS（mm）

■ 外形及連接尺寸（mm）
Overall and Connection Dimensions（mm）

活套法蘭連接（GB6070）（圖一）：

Model 型號	DN	Do	D	n-φc	W	H/H1	L
GM-10	10	40	55	4-φ6.6	65	89/99	75
GM-16	16	45	60	4-φ6.6	80	89/99	108
GM-20	20	50	65	4-φ6.6	80	91/102	118
GM-25	25	55	70	4-φ6.6	80	110/123	120
GM-32	32	70	90	4-φ9	80	129/138	146
GM-40	40	80	100	4-φ9	120	139/159	150
GM-50	50	90	110	4-φ9	120	159/186	180

快卸法蘭連接（GB4982）（圖二）：

Model 型號	DN	D1	D	W	H/H1	L
GM-10	10	12.2	30	65	89/99	75
GM-16	16	17.2	30	80	89/99	108
GM-20	20	26.2	40	80	91/102	118
GM-25	25	26.2	40	80	110/123	120
GM-32	32	34.2	55	80	129/138	146
GM-40	40	41.2	55	120	139/159	150
GM-50	50	52.2	75	120	159/186	180

I型焊接管連接（圖三）：

Model 型號	DN	D	W	H/H1	L
GM-10	10	17	65	89/99	75
GM-25	25	32	80	110/123	120
GM-40	40	45	120	139/159	150
GM-50	50	57	120	159/186	180