DIN High Quality Cast Steel Bellows Seal Globe Valve

Technical Specification
Design and Manufacture: BS1873 or ASME B16.34
Inspection and Test: API 598
End flange dimension: ASME B16.5
BW end dimension: ASME B16.25
Socket-weld dimension: ASME B16.11
Face to face and end to end: ASME B16.10
Pressure-temperature rating: ASME B16.34

Features:
1. The product has reasonable structure, reliable seal, doule durable matal seal design to assure no leakage and safer factory facility.

2. The seal surface is buildup welding with Co hard alloy. It has characteristics of good abrasion resistance, good corrison resisitance, god anti-scuffing roperties and long life.

3. The stem has good abrasion resistance and good corrosion resistance. It is treated by heat and nitriding.

4. Stem shows the lifting position visually.

5. The part material, flange and butt weld and dimension may be selected according to current operating condition and users' requirement, so that meeting the requrements of various engineering.

Main material :