Forged steel gate valve
1.Design standard:API602,BS5352,ANSI B16.34
2.Connection ends
1)Socket weld end conforms to ANSI B16.11
2)Screw end conforms to ANSI B1.20.1
3)Butt-weld end conforms to ANSI B16.25
4)Flange end conforms to ANSI B16.5
3.Structure features:
Full port or reduce port on optional
Bolted bonnet with spiral wound gasket, also threaded and seal welded bonnet or threaed and pressure seal bonnet on optional
4.Material : A105, 304,316,LF2,F51,F11,F91,F321,MONEL alloy steel,etc.
5.Size range: 1/4 inch to 3 inch
6.Pressure rating: 150LB,300LB,600LB,800LB,900LB,1500LB,2500LB.
7.Main advantages:
1)a positive backseat, high quality packing material and improved stuffing box design ensure tighter stem seal.
2)The T-head stem design provides positive disc to stem connection and ensure well seat operation.
3)fully guided solid wedge reduce wear and tear of seat surface.
4)Rolled-in seat design ensure tight and effective seat assembly.