الوصف

ball valve, top enter ball valve, trunnion mounted ball valve, valve
A. It's generally for general industrial pipeline and long-distance transportation pipeline for various corrosive and non-corrosive mediums. B. Standing ball valve has two types of valve body structure: *-piece and *-piece. Valve body may be connected by bolts or welding. C. BTL mainly manufactures 3 types of standing ball valve: forged steel standing ball valve, all-welded standing ball valve and cast steel standing ball valve. D.  User may select full-size or reducing structure as required. The aperture of rate of full-size valve shall be same with inner diameter of pipeline for pipeline cleaning.
Product design and scope
Design standard:API 6D
Length of structure:API 6D/ASME B*6.*0. For product beyond the scope of the standard, it shall be manufactured by specifications in BTL standard or user's requirements.
Flange connecting end:ASME B*6.5/ASME B*6.*7
Butt welding connecting end:ASME B*6.*5/ ASME B*1.8
Wall thickness:ASME B*6.*4
Fireproof test:API **7/API 6FA
Inspection and test:API 6D
Pressure and temperature rating:ASME B*6.*4
Product scope:NPS **1/2"~NPS *0",CL**0~CL***0
Main body material:A**5,LF2,F**4,F**6,F**4L,F**6L,F*1,WCB,WCC,CF8,CF8M,CF3,CF3M,A**0 4A etc.
Valve seat material:PTFE,RPTFE,NYLON,DEVLON,Derlin,PEEK,PPL,HNBR,FKMor Metal Hard Seal etc
Drive device:handle, worm wheel, electric, pneumatic, pneumatic- hydraulic, electro-hydraulic, etc