Nominal Outside Diameter mm |
Tolerance on Outside Diameter | Class 1 2.5kgf/cm2 (68 ft water head) |
Class 2 4kgf/cm2 (60PSI) (140 ft water head) |
Class3 6kgf/cm2 (90PSI) (200 ft water head) |
Class4 8kgf/cm2 (120PSI) (270 ft water head) |
Class5 10kgf/cm2 (150PSI) (340 ft water head) |
Class6 10kgf/cm2 (180PSI) (400 ft water head) |
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Min mm |
Max mm |
Wt./mtr. kg |
Min |
Max mm |
Wt./mtr. |
Min |
Max mm |
Wt./mtr. |
Min |
Max mm |
Wt./mtr. |
Min |
Max mm |
Wt./mtr. |
Min |
Max mm |
Wt./mtr. |
||
20 | +0.3 | - | - | - | - | - | - | - | - | - | - | - | - | 1.1 | 1.5 | 0.111 | 1.4 | 1.8 | 0.111 |
25 | +0.3 | - | - | - | - | - | - | - | - | - | 1.2 | 1.6 | 0.152 | 1.4 | 1.8 | 0.170 | 1.7 | 2.1 | 0.201 |
32 | +0.3 | - | - | - | - | - | - | - | - | - | 1.5 | 1.9 | 0.236 | 1.8 | 2.2 | 0.270 | 2.2 | 2.7 | 0.332 |
40 | +0.3 | - | - | - | - | - | - | 1.4 | 1.8 | 0.281 | 1.8 | 2.2 | 0.348 | 2.2 | 2.7 | 0.404 | 2.8 | 3.3 | 0.516 |
50 | +0.3 | - | - | - | 1.2 | 1.6 | 0.300 | 1.7 | 2.1 | 0.418 | 2.3 | 2.8 | 0.553 | 2.8 | 3.3 | 0.647 | 3.4 | 4.0 | 0.783 |
63 | +0.3 | - | - | - | 1.5 | 1.9 | 0.474 | 2.2 | 2.7 | 0.668 | 2.8 | 3.3 | 0.835 | 3.5 | 4.1 | 1.010 | 4.3 | 5.0 | 1.239 |
75 | +0.3 | - | - | - | 1.8 | 2.2 | 0.668 | 2.6 | 3.1 | 0.931 | 3.4 | 4.0 | 1.204 | 4.2 | 4.9 | 1.443 | 5.1 | 5.9 | 1.745 |
90 | +0.3 | 1.3 | 1.7 | 0.606 | 2.1 | 2.6 | 0.944 | 3.1 | 3.7 | 1.334 | 4.0 | 4.6 | 1.682 | 5.0 | 5.7 | 2.048 | 6.1 | 7.1 | 2.512 |
110 | +0.4 | 1.6 | 2.0 | 0.894 | 2.5 | 3.0 | 1.369 | 3.7 | 4.3 | 1.938 | 4.9 | 5.6 | 2.510 | 6.1 | 7.1 | 3.077 | 7.5 | 8.7 | 3.767 |
125 | +0.4 | 1.8 | 2.2 | 1.082 | 2.9 | 3.4 | 1.688 | 4.3 | 5.0 | 2.462 | 5.6 | 6.4 | 3.258 | 6.9 | 8.0 | 3.780 | 8.5 | 9.8 | 4.837 |
140 | +0.5 | 2.0 | 2.4 | 1.413 | 3.2 | 3.8 | 2.223 | 4.8 | 5.5 | 3.178 | 6.3 | 7.3 | 4.134 |
7.7 | 8.9 | 4.955 | 9.5 | 11.0 | 6.070 |
160 | +0.5 | 2.3 | 2.8 | 1.884 | 3.7 | 4.3 | 2.947 | 5.4 | 6.2 | 4.139 | 7.2 | 8.3 | 5.384 | 8.8 | 10.2 | 6.456 | 10.9 | 12.6 | 7.949 |
180 | +0.6 | 2.6 | 3.1 | 2.268 | 4.2 | 4.9 | 3.523 | 6.1 | 7.1 | 5.030 | 8.0 | 9.2 | 6.727 | 9.9 | 11.4 | 7.920 | 12.2 | 14.1 | 10.014 |
200 | +0.6 | `2.9 | 3.4 | 2.945 | 4.6 | 5.3 | 4.563 | 6.8 | 7.9 | 6.464 | 8.9 | 10.3 | 8.342 | 11.0 | 12.7 | 10.135 | 13.6 | 15.7 | 12.391 |
225 | +0.7 | 3.3 | 3.9 | 3.507 | 5.2 | 6.0 | 5.406 | 7.6 | 8.8 | 7.730 | 10.0 | 11.5 | 10.510 | 12.4 | 14.3 | 12.257 | 15.3 | 17.6 | 15.655 |
250 | +0.8 | 3.6 | 4.2 | 4.320 | 5.7 | 6.5 | 6.572 | 8.5 | 9.8 | 9.677 | 11.2 | 12.9 | 13.085 | 13.8 | 15.9 | 15.308 | 17.0 | 19.6 | 19.350 |
280 | +0.9 | 4.1 | 4.8 | 5.444 | 6.4 | 7.4 | 8.273 | 9.5 | 11.0 | 12.049 | 12.5 | 14.4 | 16.360 | 15.4 | 17.8 | 19.078 | 19.0 | 21.9 | 24.223 |
315 | +1.0 | 4.6 | 5.3 | 6.955 | 7.2 | 8.3 | 10.475 | 10.7 | 12.4 | 13.352 | 14.0 | 16.1 | 20.535 | 17.3 | 19.9 | 24.105 | 21.4 | 24.7 | 60.650 |
355 | +1.1 | 5.1 | 5.9 | 8.771 | 8.1 | 9.4 | 13.824 | 12.0 | 13.8 | 20.137 | 15.8 | 18.2 | 26.217 | 19.6 | 22.6 | 32.007 | 24.1 | 27.8 | 38.967 |
400 | +1.2 | 5.8 | 6.7 | 11.228 | 9.1 | 10.5 | 17.448 | 13.5 | 15.6 | 25.590 | 17.8 | 20.5 | 33.280 | 22.0 | 25.3 | 40.373 | 27.2 | 31.3 | 49.486 |