Forged Valve
API 602 Gate,Globe,Check Valve
1. The flashboard has two sealing faces. The most commonly used flashboard has a wedge forming by two sealing faces. The wedge angle varies with valve parameters, usually 5°.
2. The sealing principle of wedge gate valve is seal through close connection of wedging of two sealing faces of wedge flashboard and two sealing faces of valve body.
3. Valve body and valve cover may be connected by bolts, pressure self-tight or welding.
4. The flashboard is solid flashboard.
Product design and scope
Design standard:API 602/BS5352
The length of the structure:length of structure of socket welding / thread end of forged steel gate valve is manufactured by factory standard=
The length of structure of flange/ butt welding end of forged steel gate valve is manufactured by ASME B16.10
Flange connecting end:ASME B16.5
Butt welding connecting end:ASME B16.25
Wall thickness:API 602/ASME B16.34
Inspection and test:API 602
Pressure and temperature rating:ASME B16.34
Product scope:NPS ½″~NPS 3″,CL150~CL2500
Main body material:A105､LF2､F11､F22､F51､F91､F304､F316､F304L､F316L etc.
Drive device:handle, bevel gear, electric, pneumatic, etc.
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