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Forged steel extension stem ball valve

  • Forged steel extension stem ball valve
Name:Forged steel extension stem ball valve
Size:2in-56in
Pressure:Class 150 to 2500
Ends:BW, RF, RTJ
Operation:manual, electric, pneumatic
Materials:A105, LF2, F304(L), F316(L), F51

Product Description

Forged steel extension stem ball valve is one of the most trusted valves in the nature gas industry. Its distinctive design imparts increased strength at reduced weight as well as increased resistance both to pipeline pressures and stresses. The bare-shaft is ISO 5211 top flange for actuator installation at the client's site. 


Main features: 1. Hollow/solid ball, 2. Anti-fire safe design, 3. Anti-static device, 4. Free leakage of body Sealed construction, 5. Low torque in operation, 6. Double block & bleed (DBB), 7. Emergency sealing, 8. Extension stem at your choice, 9. Automatic body cavity relief, 10. Various driving types: gear, lever, electric, hydraulic, pneumatic, gas over oil.


Material Specifications

Body/Cap: A105, LF2, A182 F304, F316, F304L, F316L, F51

Ball: A105+ENP, LF2+ENP, A182 F304, A182 F316, A182 F304L, A182 F316L, A182 F6a, F51

Stem/Trunnion: A105+ENP, A350 LF2+ENP, A182 F304, A182 F316, A182 F304L, A182 F316L, A182 F6a, F51

Seat Retainer: A105+ENP, A350 LF2+ENP, A182 F304, A182 F316, A182 F304L, A182 F316L, A182 F6a, F51

Seal ring: PTFE / RPTFE / NYLON / VITON / PEEK / metal to metal



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