Main structural features Bolt bonnet OS & Y lifting-round plug. Opening and closing of the valve is carried out while the sealed surface is taken off, so it will not cause abrasion on the sealed surface. Double direction.
Principle of opening and closing of the valve process of opening and closing of the valve. When opening the valve, first of all, turn th
Bolt cover, structure of flip-chip balanceable pressure and light on/off operation. An oil grove is set between valve body and seal surface, which may infuse the seal grease to increase the seal capability.
Standards Compliance Design and Manufacture: API 599, API 6D Face to face(end to end): ANSI B 16.10 Flanged connection: ANSI B16.5 Butt welded end: ANS
Main structural features
Bolt bonnet OS & Y lifting-round plug.
Its sealing is realized by the sealing rings around the valve disc. It has unique protection of swallow tailed sink and fixed sealing rings. Double direction.
Main Structural Features Bolt cover, plug 90 degree around. Its sealing is realized by the sealing face around the sleeve. It has unique 360 degree metal edge for protection and fixing of the sleeve. There is no cavity in the valve for accumulation of medium. Metal edge provides the function of self-cleaning when the plug is rotated, applicable to the operat
1 Size: 1/2"-2"
2 Flanged End Gate Valve: 150LB-600LB. 900LB-1500LB
3 Flanged End Pressure Seal Gate Valve: 900LB-2500LB Full Port and Conventional PortFace to face according to ANSI B16.10 Flanges according to ANSI B16.5 Pressure seal bonnet Outside Screw and Yoke (OS & Y) Two piece self-aligning packing gland Integral backseat Integral body flanges But