1.Design standard:API602,BS5352,ANSI B16.34

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 B15.5

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.

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