VALVE SIZE | A1 (RF) | A2 (RTJ) | A3 (BW) | A4 (SW) | W |
NPS | DN | In | mm | in | mm | in | mm | in | mm | in | mm |
1/2 | 15 | 5.50 | 140 | 6.00 | 151 | 5.50 | 140 | 5.50 | 140 | 5.12 | 130 |
3/4 | 20 | 6.00 | 152 | 6.50 | 165 | 6.00 | 152 | 6.00 | 152 | 5.12 | 130 |
1 | 25 | 6.50 | 165 | 7.00 | 178 | 6.50 | 165 | 6.50 | 165 | 6.30 | 160 |
1 1/2 | 40 | 7.50 | 190 | 8.00 | 203 | 7.50 | 190 | 7.50 | 190 | 9.06 | 230 |
2 | 50 | 8.50 | 216 | 9.00 | 232 | 8.50 | 216 | 8.50 | 216 | 9.06 | 230 |
2 1/2 | 65 | 9.50 | 241 | 10.00 | 257 | 9.50 | 241 | 9.50 | 241 | 15.75 | 400 |
3 | 80 | 11.12 | 282 | 11.62 | 298 | 11.12 | 282 | 11.12 | 282 | 15.75 | 400 |
4 | 100 | 12.00 | 305 | 12.50 | 321 | 12.00 | 305 | 12.00 | 305 | 18.11 | 460 |
6 | 150 | 15.88 | 403 | 16.38 | 419 | 18.00 | 457 | 18.00 | 457 | 21.65 | 550 |
8 | 200 | 19.75 | 502 | 20.25 | 518 | 20.50 | 521 | 20.50 | 521 | 39.37 | 1000 |
10 | 250 | 22.38 | 568 | 22.88 | 584 | 22.00 | 559 | 22.00 | 559 | 39.37 | 1000 |