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Flange full welded ball valve to be suitable in all neutral liquid or the gas medium pipeline makes the cut-off to use. the main use includes city coal gas, natural gas, transmission pipeline, district connection heating,water supply and petrochemical,electrical station, food industry, paper making, etc.
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Flange full welded ball valve specification
Pressure class: Class150-2,500, PN 10-420 
Diameter range: DN15~ DN1400 (1/2"~56") 
temperature: -50 ~ 280 degree celsius
Connecting type: flange
Ball: floating ball or trunnion mounted
Applicable medium : water,gas,oil, etc.
Driving means: manual, gearboxes, electric, pneumatic, hydraulic, etc.
Available Material:SS,CS, A105.A216,CF8,
CF8M, LCB, LCC, etc. 
( Selected at clients'request )

Flange full welded ball valve Standards compliance
Design and Manufacture:  API 608
Face to face(end to end):  ASME/ANSI B16.10
Flanged connection:  ASME/ANSI B16.5
Pressure Rating: ANSI B16.34 
Fire-safe:  API 607,API 6FA
Test and inspection:  API 6D, API598

Flange full welded ball valve design features
1. Fully welded body
2. Metal or soft seated
3. Full or reduce bore
4. Flanged or welded ends
5. Anti blow out stem
6. Self lubricated bearing