Cast Steel Gate, Globe and Check Valves
General Features
- Gate valves designed to API 600
- Globe valves designed to API 623
- Check valves designed to API 594
- Available in RF/RTJ flanged ends or buttweld ends to ASME B16.25
- Carbon equivalency (CE) maximum for all carbon steels is always 0.43 for both buttweld or flanged ends
- All gate and globe valves have a high pressure hydrostatic and low pressure pneumatic seat test
- All gate, globe and check valves have additional high pressure pneumatic shell test
- Blowout proof stem
- Adjustable Chesterton 1622 graphite packing
- Compliant to API 624 for low fugitive emissions
- Flexible wedge for gate valves
- Welded in seat
- Standard document package BS/EN 10204-3.1
- All Meridian™ flanged gate and globe valves are certified for use in Safety Integrity Level (SIL 3) applications.
Certification & Testing
Design Standard:
- API 600
- API 623
- API 594
- CSA B51
Face to Face:
- ASME B16.10
Flange:
- ASME B16.5
Marking:
- MSS SP-25
Inspection:
- API 598
Pressure & Temp.:
- ASME B16.34
Quality:
- MSS SP-55
Fugitive Emissions:
- API 624
- API 622
Sour:
- NACE MR 0175
- ISO 15156
Pressure Testing:
- API 598
Safety Integrity Level:
- SIL 3