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Standard Material Specifications
| Item | Parts | CS to ASTM | AS to ASTM | SS to ASTM | |
| Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | Seat Ring | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
| 3 | Wedge | A276 430 &410 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 4 | Stem | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 5 | Pressure Seat | A105 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 6 | Pressure Ring | A276 304L | A276 316(L) | ||
| 7 | Bonnet | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 8 | Gland Eyebolt | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 9 | Pin | A276 420 | A182 F304(L) | ||
| 10 | Stem Packing | Flexible Graphite | PTFE | ||
| 11 | P.S. Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 12 | Gland | A276 F420 | A182 F304 | ||
| 13 | Gland Flange | A216 WCB | A351 CF8 | ||
| 14 | Gland Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 15 | Yoke Nut | A276-410 | |||
| 16 | Retaining Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 17 | Hand wheel | A197 | |||
| 18 | H.W. Lock Nut | A194 2H | A194 4 | A194 8 | A194 8M |
| 19 | Oil Cup | Brass | |||
| Suitable Medium | W.O.G. etc | W.O.G. etc | HNO3.CH3COOH etc | ||
| Suitable Temperature | -29°C~425°C | -29°C~550°C | -29°C~180°C | ||
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel;
Dimensions (mm) and Weights (Kg)
| NPS | 1/2″ | 3/4″ | 1″ | 11/4″ | 11/2″ | 2″ | |
| L | 900 ~ 1500Lb | 140 | 140 | 140 | 178 | 178 | 216 |
| 2500Lb | 186 | 186 | 186 | 232 | 232 | 279 | |
| H (OPEN) | 321 | 321 | 321 | 380 | 414 | 502 | |
| W | 160 | 160 | 180 | 200 | 250 | 280 | |
| Weights | 900 ~ 1500Lb | 11.5 | 10.8 | 10.5 | 19.6 | 21 | 55.4 |
| 2500Lb | 12.3 | 11.6 | 10.8 | 26 | 28.4 | 60 | |