Worm drive Eccentric Half Ball Valve are suitable for steel, aluminium , fiber, micro solid particles,paper and pulp, coal dust, liquefied petroleum gas , and other media.Welcome you visit our web www.gvballvalve.com to get more information , if you have any doubt you can feel free to contact us ,we will try our best to provide you with quality service.

Worm Drive Eccentric half ball valve specification
Pressure class: Class 150-300LB
Diameter range: 2"~56"
Temperature: < 550 degree celsius
Connecting type: flange
Ball: half ball 
Applicable medium : water, sewage, gas, oil, natural gas, steam, etc.
Driving means: manual, electric, worm gear, etc.
Available Material：SS, CS, A105, A216, CF8M, LCB ( Selected at clients’request )

Worm Drive Eccentric half ball valve standards compliance
1: Design and Manufacturing:  AP16D
2: Inspection and Test :  AP1598.
3: Flange: JB/T79.1 ~ 1994;  ASME/ANSIB16.10
4.Face to Face Dimension: ASME B 16.10, AP16D
5. Fire-safe:  API 607,API 6FA

Worm Drive Eccentric half ball valve features
1.Sealed tight, conveying harmful gases can reach zero leakage.
2.Suitable for high velocity 
3.sealing face won't cause erosion
4.Non-toxic,environmental-friendly material
5. Customized design offered