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Gear Trunnion Mounted Ball Valve

Ball Valve

Gear Trunnion Mounted Ball Valve

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Literature

Specifications

  • Standard:API 6D,ASME B16.34
  • Pressure:150LB ~ 2500LB
  • End:Flanged,butt welded
  • Structure:trunnion type,full port,three piece design,fireproof optional
  • Size:2″ ~ 60″
  • Material:Carbon Steel,Stainless Steel,alloy,Monel,Hastelloy etc
  • Operator:Bare stem,lever,gear,electric actuator,pneumatic actuator etc.
  • Application:Used in oil and gas pipeline, petrochemical plants,power plants,cryogenics etc.

Parts Materials Table Reference

No. Part Name Material
1 Body A105N A105N F316 LF2
2 Ball A105N/ENP F316 F316 F316
3 Stem AISI 4140/ENP F51 F51 F51
4 Seat Insert PTFE/Nylon/PEEK PTFE/Nylon/PEEK PTFE/Nylon/PEEK PTFE/Nylon/PEEK
5 Seat Ring A105N/ENP F316 F316 F316
6 Gland Flange A105N A105N F316 LF2/ENP
7 Top Flange A105N A105N F316 LF2
8 O-Ring Viton Viton Viton Viton
9 Seat Packing Carbon Fibre+Graphite Carbon Fibre+Graphite Carbon Fibre+Graphite Carbon Fibre+Graphite
10 Stem Packing Graphite Graphite Graphite Graphite
11 Thrust Washer PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2
12 Washer PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2 PTFE/SS316+PTFE+MoS2
13 Bearing SS316+PTFE+MoS2 SS316+PTFE+MoS2 SS316+PTFE+MoS2 SS316+PTFE+MoS2
14 Vent Valve Stainless Steel Stainless Steel Stainless Steel Stainless Steel
15 Drain Stainless Steel Stainless Steel Stainless Steel Stainless Steel
16 Stem Injection Stainless Steel Stainless Steel Stainless Steel Stainless Steel
17 Seat Injection Stainless Steel Stainless Steel Stainless Steel Stainless Steel
18 Antistatic Spring Inconel X-750 Inconel X-750 Inconel X-750 Inconel X-750

Note:Other materials are available and tailor-made after negotiating.

Profduct Features

  • Automatic pressure relief structure
  • Lower-installed type valve stem and set up reversed sealing structure
  • Stem blow-out proof structure
  • Anti-static structure
  • Firesafe design
  • Optional locking device
  • Full port or reduce port
  • Low emission control
  • Emergency sealant injection
  • Cavity pressure self relief
  • Optional double piston design
  • ISO 5211 top flange

Inquiry

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