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Butt Welded Fully Welded Ball Valve

Butt Welded Fully Welded Ball Valve

Main Characteristics: 1 One-piece welded body & End piece connection pipe (Connection dimension to ASTM / EN / KS / JIS / GOST Standard. Etc will be available. 2 Bubble tight excellent sealing with PTFE+C seats. 3 Pre-loaded seat springs ensure leak-tight at low pressure and reduce valve operational torque. 4 Anti blow-out stem. 5 Double O-rings ensure the stem sealing and are replaceable. 6 Stem dry bearing, metal with PTFE coating having self-lubricating capabilities. (Additional lubricant unnecessary.
Product Details

Product Description

Technical descriptions:

Nominal diameter: Regular bore DN15 to DN 1400 (1/2" to 56");
Nominal Pressure: PN 16 to PN 64 / ANSI Class 150 to Class 300;
Working temperature: -29 centigrade to 200 centigrade (-20 fahrenheit to 392 fahrenheit )
Service: District heating hot water, natural gas, oil, steam, petrochemical. Etc.
Operate actuator: Lever, gear (Vertical / Horizontal), pneumatic / electrical


1 International Certificates & Standards;
2 Designed for district heating system, heat transfer piping, oil pipelines and gas industry application
3 Same lifetime as the pipeline system;
4 Maintenance-free, no adjustment or lubrication with no running costs;
5 Bi-Directional valve.

Materials Available:

Body: ST37.8 / A105 / LF2 / F304 / F316. Etc.
Ball: F304 / F316 ( Option upon request )
Seat: PTFE+C / Nylon / PEEK. Etc.

We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience, we assure you,

Naibang will be one of your best parters in China.

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of butt welded fully welded ball valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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