Brief introduction:

ANSI forge steel gate valves are available in bolted or welded bonnet designs with bolted bonnet valves having spiral wound gaskets made of Stainless Steel/Graphite. Forged Steel Gate Valves conform to API 602, BS5352 and ASME B 16.34. Each valve is inspected and tested in accordance with API 598.

Application Standards:
Design and Manufacture: API 602
The face to face dimensions conform to: ASME B16.10
Inspection and Test: API 598
Socket-weld dimension: ASME B16.11
End threads dimension: ASME B1.20.1.
Pressure-temperature ratings: ASME B16.34

Structural drawing and the material of main parts: 

Main outline dimensions: