Standard Fully Welded Ball Valve

タイトルまたは説明

Technical descriptions:

Nominal diameter: Full bore or Regular bore DN*5 to DN **0 (1/2" to 8") ;

Nominal Pressure: PN *6 to PN *4 / ANSI Class **0 to Class **0;

Working temperature: **9 ℃ to **0 ℃ (**0℉ to **2℉)

Service: district heating hot water, natural gas, oil, steam, petrochemical .etc.

Operate actuator: lever, gear (Vertical / Horizontal), pneumatic / electrical

Materials Available:

Body: ST*7.8 / P**5GH / A**5 / LF2 / F**4 / F**6. Etc.

Ball : F**4 / F**6 ( Option upon request )

Seat: PTFE+C / Nylon / PEEK. etc.

Benefits:

International Certificates & Standards ;

Designed for district heating system , heat transfer piping , oil pipelines and gas industry application ;

Same lifetime as the pipeline system ;

Maintenance-free , no adjustment or lubrication with no running costs ;

Bi-Directional valve.

Main Characteristics:

One-piece welded body & End piece connection pipe (Connection dimension to ASTM / EN / KS / JIS / GOST Standard .etc will be available.

Bubble tight excellent sealing with PTFE+C seats.

Pre-loaded seat springs ensure leak-tight at low pressure and reduce valve operational torque.

Anti blow-out stem.

Double O-rings ensure the stem sealing and are replaceable.

Stem dry bearing, metal with PTFE coating having self-lubricating capabilities. (Additional lubricant unnecessary.