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Through Conduit gate valve, more often means the API 6D slab gate valve type. The slab gate Valve disc is through conduit full bore for easy pigging, the parallel slide disc is bi-directional perfect sealing. The body has the double block and bleeds system; sealant injection in stem and seats.
API 6D Through Conduit Gate Valve was applied a lot in the oil and gas product industry and 600lbs more often required.
Main Materials: carbon steel, alloy steel, austenitic stainless steel, etc.
Trim: F6a, F304, F316, Stellited or HF, etc.
Seat Sealing: soft seal or metal seal
Size: NPS 2~48IN
Connection: RF, RTJ, BW
Operation: Impact hand wheel Gearbox, Pneumatic, Electric
Design ASME B16.34/API 600/API6D
Face-to-face API 6D/ ASME B16.10
Flanged Ends ASME B16.5/B16.47 /MSS SP-44/GOST/DIN/EN1092-1
BW ends ASME B16.25
Temperature ratings ASME B16.34
Marking MSS SP25
Certificate EN 10204 type 3.1
Inspection Test API 598/API6D/API/600/EN12266-1China Through Conduit Gate Valve manufacturers