Gm41 Standard Specification for high vacuum diaphragm valve:

Design and manufacture: gb122239

Structure length: gb12221, jb1688

Flange connection size: gb4216, jb78gm

Gm41 high vacuum diaphragm valve purpose:

This valve is used to cut off or connect the air flow in the vacuum system. Base, connecting pipe welding is an ideal accessory in lithium bromide refrigeration equipment.

Applicable temperature: nbr-25~100 ℃ FKM- 30~150℃

Applicable medium: air and non corrosive gas

Scope of application: 105~1.3 × 10-4

Leakage rate: 6.7 × 10-4

Gm41 high vacuum diaphragm valve test:

Lining layer: electric spark detection

The test and inspection shall comply with gb/t13297 standard

Nominal pressure: PN (MPA)

Valve body: PN × one point five

Seal: PN × one point one