Valve manufacturer, Ball valve, Bellows seal valve
General Design & Wall Thickness
Forged Gate Valves: API 602 / ASME B16.34 / ISO 15761
Forged Globe Valves: API 602 / ASME B16.34 / ISO15761 / BS5352
Cast Gate Valves: API 600 / ASME B16.34 / ISO 10434
Cast Globe Valves: API 600 / ASME B16.34 / BS1873