DIN Bellow Gate Valve

DIN Bellow Gate Valve

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Technical specification
Design standard: DIN 3352
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230

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.
3.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
4.Grease nipple. It can direct lubricate the stem, nut and sleeve.
7.Ergonomic hand wheel. It provide longer service life and easier operation.

Main part materials

Part name

Material

Body

GS-C25、1.4301、1.4408

Disc

GS-C25+1.4201/1.4301

Seat

1.4301、Stellite

Stem

1.4021、1.4301、1.4401

Bellow assemble

1.4301、1.4401

Double-headed bolt

ASTM 193-B7、A193-B8

Nut

ASTM 194-2H、A194-8

Gasket

Stainless steel+ Flexible graphite

Nut

ASTM 194-2H、A194-8

Middle yoke

GS-C25、1.4301、1.4408

Double-headed bolt

ASTM 193-B7、A193-B8

Nut

ASTM 194-2H、A194-8

Gasket

Stainless steel+ Flexible graphite

Bonnet

GS-C25、1.4301、1.4408

Nut

ASTM 194-2H、A194-8

Packing

Flexible graphite

Gland

GS-C25、1.4301

Nut

ASTM 194-2H、A194-8

Jack bolt

ASTM 193-B7、A193-B8

Stem nut

Copper alloy、D2、BL-2

Oil cup

Assemble

Cap

1C45、1.4301、1.4401

Hand wheel

1025/KTH330


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