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 | A216 WCB | A216 WCB | A351 CF8M | A351 LCC |
| 2 | Ball | A105+ENP | F316 | F316 | F316 |
| 3 | Stem | F6a | F51 | F51 | F51 |
| 4 | Seat | PTFE | PTFE | PTFE | PTFE |
| 5 | Adapter | A216 WCB | A216 WCB | A351 CF8M | A351 LCC |
| 6 | Gland | A276 410 | A276 316 | A276 316 | A276 316 |
| 7 | O-Ring (2" and above) | A276 410 | A276 316 | A276 316 | A276 316 |
| 8 | Antistatic Spring | Inconel X-750 | Inconel X-750 | Inconel X-750 | Inconel X-750 |
| 9 | Gasket | Graphite | Graphite | Graphite | Graphite |
| 10 | Packing | Graphite | Graphite | Graphite | Graphite |
| 11 | Lever | Carbon Steel | Carbon Steel | Carbon Steel | Carbon Steel |
| 12 | Washer | Carbon Steel | Carbon Steel | Stainless Steel | Carbon Steel |
| 13 | Body Stud | A193 B7 | A193 B7 | A193 B8 | A320 L7M |
| 14 | Body Nut | A194 2H | A194 2H | A194 8 | A194 7M |
| 15 | Thrust Washer | PTFE | PTFE | PTFE | PTFE |
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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