DIN Bellow Globe Valve

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Technical specification
Design standard: DIN 3356
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.
2.Benefit from the con and streamline shape design, the disc has a reliable seal and longer service life.
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.
5.Size above DN150 with triangle position device. It can protect internal parts from shaking, less noise and more tensile strength.
6.Different disc design for different work condition, regulating disc, globe-check disc, soft seal disc etc.
7.Ergonomic hand wheel. It provide longer service life and easier operation.

Main part materials

Part name

Material

Body

GS-C25、GGG-40、1.4401、1.4408

Seat

1.4301、Stellite

Disc

1.4021、1.4401+ Stellite

Pin

1.4301、1.4401

Bellow assemble

1.4301、1.4401

Stem

1.4021、1.4301、1.4401

Gasket

Flexible graphite + stainless steel

Cover

GS-C25、GGG-40、1.4401、1.4408

Nut

ASTM 194-2H、A194-8

Double-headed bolt

ASTM 194-B7、A193-B8

Packing

Flexible graphite

Gland

1C25、1.4301、1.4401

Locator

1C25

Stem nut

Copper alloy、D2、BL2

Hand wheel

1025/KTH330

Cap

1C45


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