Hebei tongli production of stainless steel stem all welded ball valve medium pressure trunnion ball valve temperature control range is in commonly: - 30-150 °C. Stainless steel stem all welded ball valve medium pressure trunnion ball valve are widely used in hot water, oil, heating, chemical, heat pipe network, and so on.
Stainless steel stem all welded ball valve medium pressure trunnion ball valve diameter and temperature corresponding to the table:
*All wafer and lug type BFV are designed to allow for 2" of insulation
*Wafer body features 2 or 4 flange alignment holes for easy installation
Lugged body with drilled and tapped holes may be used for dead-end service(Please specify when ordering)
*ISO 5211 top flange for easy actuation
*One-piece shaft design, blow-out proof,ensures positive disc positioning and accurate flow control.
*3 shaft bushing/seals provide shaft support for proper alignment and backup for the primary shaft seal formed by the disc/seat interface
*disc edge is machined and polished 360º to assure low friction,which results in low operating torque plus increased seat life
*Precision taper pins,vibration-proof,ensure positive shaft-disc connection
*The phenolic-backed,non-collapsible,resilient seat is perfectly secured and fully lined in the body,which isolates the body componenets from the media and provides the primary shaft seal.Seat is field replaceable.
*Absolutely tight shut-off in either flow direction
*Can be installed in any desired direction
Application of product:
Our goods are widely used on fire fighting, water, marine and oil&gas.