| BODY | BONNET | ASTM A 105 |
| TRIMS | 13 Cr |
| MFG STD | API 602 | BS 5352 |
| INSP & TEST STD | API 598 | BS 6755 |
| ENDS | SCREWED TO BSPT | NPT |
| SOCKET WELD TO ASME B 16.11 | |
| HYD-TEST PRESSURE | BODY :5400 Psig (379 Kg/Cm ²) |
| SEAT :4000 Psig (281 Kg/Cm ²) | |
| SIZE RANGE | 15 MM TO 40 MM |