| STEAM NON-RETURN VALVE | ||
| Size | A | B |
| mm | mm | mm |
| 15 | 82 | 54 |
| 20 | 96 | 61 |
| 25 | 105 | 68 |
| 40 | 124 | 86 |
| 50 | 145 | 92 |
Screwed End Valve
| STEAM STOP VALVE | |||
| Size | A | B | ΦC |
| mm | mm | mm | mm |
| 15 | 82 | 130 | 80 |
| 20 | 96 | 160 | 90 |
| 25 | 105 | 180 | 91 |
| 40 | 124 | 225 | 115 |
| 50 | 145 | 240 | 135 |
| STEAM NON-RETURN VALVE | ||
| Size | A | B |
| mm | mm | mm |
| 15 | 82 | 54 |
| 20 | 96 | 61 |
| 25 | 105 | 68 |
| 40 | 124 | 86 |
| 50 | 145 | 92 |
Flanged End Valve
| STEAM STOP VALVE | ||||||
| Size | A | ΦB | C | ΦD | T | PCD |
| mm | mm | mm | mm | mm | mm | mm |
| 15 | 92 | 114.3 | 130 | 80 | 12.7 | 82.5 |
| 20 | 105 | 114.3 | 155 | 90 | 12.7 | 82.5 |
| 25 | 117 | 121 | 178 | 90 | 14.3 | 87.3 |
| 40 | 140 | 140 | 225 | 115 | 17.5 | 104.7 |
| 50 | 165 | 165 | 240 | 135 | 19.1 | 127 |
| 80 | 310 | 203 | 363 | 195 | 22.2 | 165.1 |
| STEAM NON-RETURN VALVE | ||||
| Size | A | ΦB | T | PCD |
| mm | mm | mm | mm | mm |
| 15 | 92 | 114.3 | 12.7 | 82.5 |
| 20 | 105 | 114.3 | 12.7 | 82.5 |
| 25 | 117 | 121 | 14.3 | 87.3 |
| 40 | 140 | 140 | 17.5 | 104.7 |
| 50 | 165 | 165 | 19.1 | 127 |
| 80 | 310 | 203 | 22.2 | 165.1 |