SLV
GB Globe Valve
Flanged GB globe valve, DN10–DN300, PN 1.6MPa–4.0MPa, applicable -29°C to 425°C; sealing face butt-welded with iron-base or Stellite cobalt alloy.
Specifications
| Size range | DN10 ~ DN300 |
|---|---|
| Pressure | 1.6MPa ~ 4.0MPa |
| Temperature | -29°C ~ 425°C |
| Connection | flanged |
| Seat sealing face | butt-welded iron-base alloy or Stellite cobalt alloy |
Materials
| Body / bonnet / support | WCB, ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, ZGCr5Mo |
|---|---|
| Valve disc | 2Cr13, CF8, CF8M, Cr5Mo |
| Valve stem | 2Cr13, CF8, CF8M, 25Cr2MoV |
| Valve seat | CF8, CF8M |
| Sealing ring / washer | CF8 coated gasket |
| Packing | enhanced flexible graphite |
Standards
| Design standard | GB/T12235 |
|---|---|
| Structure length | GB/T12221 |
| Flange | JB/T79 |
| Test & inspection | JB/T9092 |
| Pressure-temperature | GB/T9131 |
| Product marking | GB/T12220 |
