Product-Shanghai B3 Valve Co.,LTD

Gate Valve > Through Conduit Gate Valve

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Introduction Parameter

B3 Through Conduit Slab and Expanding Gate Valves(Flat-plate Gate Valves) are widely used in oil, natural gas long-distance pipelines and gas fields as open/close control valves. Valves used in forging or casting body, the gate designed with diversion holes or without diversion holes; Slab type and expanding type; Seat used bi-direction seal seat which mainly based on the metal seat sealing and assisted with soft seat sealing as a second type of seal.

Applicable Standard

Design Standard: API 6D, ASME B16.34
Face to Face:      API 6D, ASME B16.10,
End Flange:         ASME B16.5, ASME B16.47
Buttwelding Ends:  ASME B16.25
Test & Inspection: API 6D, API 598

Products Range

Size:                     2" ~ 40"(DN50 ~ DN1000)
Rating:                  ANSI 150lb ~ 900lb
Body Materials:    Carbon Steel, Stainless Steel, Alloy Steel
Operation:            Handwheel, Gear, Electric, Pneumatic, Hydraulic

Design Features

Slab type or expanding type

Full Bore design
Double block & bleed
Self cavity relief
Emergency Sealant injection
Diversion hole type or non diversion hole
Flanged or buttwelding ends
Fire safe design to API 6FA/ API 607

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