OTHER PRESSURE CLASSES
NPS | OD | D | B (WNF) |
B (BLF) |
H | A |
26 | 660.4 | 1020 | 135 141.35 |
154 160.35 |
259 265.35 |
743 |
28 | 711.2 | 1105 | 147.7 154.05 |
166.7 173.05 |
276 282.35 |
797 |
30 | 762 | 1180 | 155.6 161.95 |
176.1 182.45 |
289 295.35 |
851 |
32 | 812.8 | 1240 | 160.4 166.75 |
186 192.35 |
303 309.35 |
908 |
34 | 863.6 | 1315 | 171.5 177.85 |
195 201.35 |
319 325.35 |
962 |
36 | 914.4 | 1345 | 173.1 179.45 |
201.7 208.05 |
325 331.35 |
1016 |
38 | 965.2 | 1460 | 190.5 196.85 |
215.9 222.25 |
352 358.35 |
1073 |
40 | 1016 | 1510 | 196.9 203.25 |
223.9 230.25 |
364 370.35 |
1127 |
42 | 1066.8 | 1560 | 206.4 212.75 |
231.8 238.15 |
371 377.35 |
1176 |
44 | 1117.6 | 1650 | 214.4 220.75 |
242.9 249.25 |
391 397.35 |
1235 |
46 | 1168.4 | 1735 | 225.6 231.95 |
255.6 261.95 |
411 417.35 |
1292 |
48 | 1219.2 | 1785 | 233.4 239.75 |
263.6 269.95 |
419 425.35 |
1343 |
NPS | G | K | L | No of Bolts |
Stud Bolt Dia x L |
|
26 | 762 | 901.7 | 66.7 | 20 | 2.1/2 | 425 |
28 | 819 | 971.6 | 73 | 20 | 2.3/4 | 470 |
30 | 876 | 1035 | 79.4 | 20 | 3 | 495 |
32 | 927 | 1092.2 | 79.4 | 20 | 3 | 508 |
34 | 991 | 1155.7 | 85.7 | 20 | 3.1/4 | 540 |
36 | 1029 | 1200.2 | 79.4 | 24 | 3 | 533 |
38 | 1099 | 1289 | 92.1 | 20 | 3.1/2 | 591 |
40 | 1162 | 1339.8 | 92.1 | 24 | 3.1/2 | 603 |
42 | 1213 | 1390.6 | 92.1 | 24 | 3.1/2 | 622 |
44 | 1270 | 1463.7 | 98.4 | 24 | 3.3/4 | 654 |
46 | 1334 | 1536.7 | 104.8 | 24 | 4 | 686 |
48 | 1384 | 1587.5 | 104.8 | 24 | 4 | 705 |
Indications..
General notes..
Studs are measured parallel to the axis (L) from the first to the thread without the chamfers (points). S = free threads equals 1/3 time bolt dia
Hex bolts are measured from under the head to the top of de bolt