Flat-Plate Gate Valve
1) API 6D certificated product with pressure range from 150LB to 900LB in diameter at 25MM~900MM.
2) Our company can provide products at customers' request.
Design: API 6D
Structural Length: API 6D / AMSE B16.10
Flanged ends: ASME B16.5 / MSS SP44
Butt-welding ends: ASME B16.5
Test & Inspection: API 6D / AP 598
Pressure Range: PC1.6 ~ 15.0Mpa (Class150 ~ 900)
Diameter Range: DN25 ~ 900mm (1" ~ 36")
Driving Mode: Handle, Gear, Air-operating, Hydrodynamic, Electric, etc.
Applicable Medium: Petroleum, natural gas, water and corrosive media
Products Features:
1. Cast/weld body;
2. The seal ring uses the floating seat ring structure with O-ring sealed and pre-tightening force applied to have inlet and outlet dual-way sealed; The open-close
Moment with this structure is only 1/2 that of the common valves
3. PTFE metal-to-metal seated
4. The wedge disc of the valve with flow guide hole is always fitted with sealing
Face whether in full open/close status to have the sealing face protected without
Being directly eroded by the medium so as to extend the duration;
5. This valve uses the packing structure with the ability of self-sealing, no need
Constant adjustment; Besides, an assisting sealing grease injection structure
Is set in the packing to assure a true null leak
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