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Features of Bellows Seal Gate Valves:
Bellows Seal Type
Extended Bonnet
Outside screw and yoke
Rising stem and non-rising handwheel
Flexible wedge, fully guided
Manual operation standard, gear operator and actuation available
Buttweld end
Applicable standards of Bellows Seal Gate Valve:
a) Design & Manufacture: API 600, API 6D, ASME B16.34
b) Face to Face: API 6D, ASME B16.10, EN 558, DIN 3202, BS 2080
c) Connection End: ASME B16.5, ASME B16.25, EN 1092, EN 12627, JIS B2220
d) Test : API 600, API 6D, EN 12266