OTHER PRESSURE CLASSES
NPS | OD | D | B (WNF) |
B (BLF) |
H | A |
26 | 660.4 | 890 | 111.2 117.55 |
111.2 117.55 |
181 187.35 |
698 |
28 | 711.2 | 950 | 115.9 122.25 |
115.9 122.25 |
190 196.35 |
752 |
30 | 762 | 1020 | 125.5 131.85 |
127 133.35 |
205 211.35 |
806 |
32 | 812.8 | 1085 | 130.2 136.55 |
134.9 141.25 |
216 222.35 |
860 |
34 | 863.6 | 1160 | 141.3 147.65 |
144.2 150.55 |
233 239.35 |
914 |
36 | 914.4 | 1215 | 146.1 152.45 |
150.9 157.25 |
243 249.35 |
968 |
38 | 965.2 | 1270 | 152.4 158.75 |
155 161.35 |
254 260.35 |
1022 |
40 | 1016 | 1320 | 158.8 165.15 |
162 168.35 |
264 270.35 |
1073 |
42 | 1066.8 | 1405 | 168.3 174.65 |
171.5 177.85 |
279 285.35 |
1127 |
44 | 1117.6 | 1455 | 173.1 179.45 |
177.8 184.15 |
289 295.35 |
1181 |
46 | 1168.4 | 1510 | 179.4 185.75 |
185.8 192.15 |
300 306.35 |
1235 |
48 | 1219.2 | 1595 | 189 195.35 |
195.3 201.65 |
316 322.35 |
1289 |
50 | 1270.2 | 1670 | 196.9 203.25 |
203.2 209.55 |
329 335.35 |
1343 |
52 | 1320.8 | 1720 | 203.2 209.55 |
209.6 215.95 |
337 343.35 |
1394 |
54 | 1371.6 | 1780 | 209.6 215.95 |
217.5 223.85 |
349 355.35 |
1448 |
56 | 1422.4 | 1855 | 217.4 223.75 |
225.5 231.85 |
362 368.35 |
1502 |
58 | 1473.2 | 1905 | 222.3 228.65 |
231.8 238.15 |
370 376.35 |
1553 |
60 | 1524 | 1995 | 233.4 239.75 |
242.9 249.25 |
389 395.35 |
1610 |
NPS | G | K | L | No of Bolts |
Stud Bolt Dia x L |
|
26 | 727 | 806.4 | 44.5 | 28 | 1.5/8 | 337 |
28 | 784 | 863.6 | 47.6 | 28 | 1.3/4 | 349 |
30 | 841 | 927.1 | 50.8 | 28 | 1.7/8 | 375 |
32 | 895 | 984.2 | 54 | 28 | 2 | 394 |
34 | 953 | 1054.1 | 60.3 | 24 | 2.1/4 | 425 |
36 | 1010 | 1104.9 | 60.3 | 28 | 2.1/4 | 438 |
38 | 1054 | 1162 | 60.3 | 28 | 2.1/4 | 451 |
40 | 1111 | 1212.8 | 60.3 | 32 | 2.1/4 | 464 |
42 | 1168 | 1282.7 | 66.7 | 28 | 2.1/2 | 495 |
44 | 1226 | 1333.5 | 66.7 | 32 | 2.1/2 | 508 |
46 | 1276 | 1390.6 | 66.7 | 32 | 2.1/2 | 521 |
48 | 1334 | 1460.5 | 73 | 32 | 2.3/4 | 552 |
50 | 1384 | 1524 | 79.4 | 28 | 3 | 578 |
52 | 1435 | 1574.8 | 79.4 | 32 | 3 | 591 |
54 | 1492 | 1632 | 79.4 | 32 | 3 | 603 |
56 | 1543 | 1695.4 | 85.7 | 32 | 3.1/4 | 635 |
58 | 1600 | 1746.2 | 85.7 | 32 | 3.1/4 | 641 |
60 | 1657 | 1822.4 | 92.1 | 28 | 3.1/2 | 679 |
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