ANSI Bellow Gate Valve

ANSI Bellow Gate Valve

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Technical specification
Design standard: ASME B16.34
Face to face dimension: ASME B16.10
Flanged ends: ASME B16.5
Test & inspection: API 598

Application
Hot oil system, steam system, hot and cold water system etc.

Advantage
1.Bellow seal element. The key part of bellow sealed globe valves is mental bellow. It is the connection between cover and stem with automatic roll welding. The mental bellow can keep the stem part no leakage.
2.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
3.Grease nipple. It can direct lubricate the stem, nut and sleeve.
4.Ergonomic hand wheel. It provide longer service life and easier operation.

Main part materials

Part name

Material

Body

WCB、CF8、CF8M

Seat

SS304、Stellite

Disc

WCB+ 13Cr、CF8、CF8M

Stem

13Cr、F304、F316

Bellow assemble

SS304、SS316L

Screw nut

ASTM 194-2H、A194-8、A194-8M

Stud

ASTM 193-B7、A193-B8、A193-B8M

Nut

ASTM 194-2H、A194-8、A194-8M

Gasket

Stainless steel+ Flexible graphite

Yoke

WCB、CF8、CF8M

Nut

ASTM 194-2H、A194-8、A194-8M

Stud

ASTM 193-B7、A193-B8、A193-B8M

Nut

ASTM 194-2H、A194-8、A194-8M

Gasket

Stainless steel+ Flexible graphite

Seal bowl

SS304、SS316

Packing

Flexible graphite

Extremely heavy pin

1045、SS304、SS316

Extremely heavy bolt

ASTM 193-B7、A193-B8、A193-B8M

Extremely heavy nut

ASTM 194-2H、A194-8、A194-8M

Gland

WCB、CF8、CF8M

Stem nut

Copper alloy、D2、BL-2

Bearing nut

1045、SS304、SS316

Hand wheel

1025/KTH330

Lock nut

1045


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