|
|
|
BS31-1940 |
|
Nominal Dia.(in) |
Outside Diameter(mm) |
Wall Thickness |
Nominal Weight Screwed Without Coupler |
|
Min |
Std |
Max |
Nominal |
Minmum |
|
mm |
mm |
Kg/m |
|
1/2 |
12.43 |
12.70 |
12.73 |
1.42 |
1.32 |
0.40 |
|
3/4 |
18.76 |
15.05 |
19.08 |
1.63 |
1.52 |
0.69 |
|
1 |
25.11 |
25.40 |
25.43 |
1.63 |
1.52 |
0.95 |
|
1-1/4 |
31.46 |
31.75 |
31.78 |
1.63 |
1.52 |
1.21 |
|
1-1/2 |
37.80 |
38.10 |
38.13 |
1.83 |
1.73 |
1.64 |
|
2 |
50.50 |
50.80 |
50.83 |
2.03 |
1.93 |
2.44 |
|
2-1/2 |
63.20 |
63.50 |
63.53 |
2.03 |
1.93 |
3.03 | |
|
BS4568-1970 |
|
Size(mm) |
Nominal Diameter£¨mm£© |
Weight£¨g/m£© |
|
Outside Diameter(mm) |
Wall thickness(mm) |
Length of thread(mm) |
Class1¡¢2¡¢3 |
Class4 |
|
Min |
Max |
Min |
Max |
Min |
Max |
Min |
Max |
|
16 |
15.7 |
16.0 |
1.0¡À0.10 |
|
|
324 |
405 |
355 |
470 |
|
1.4¡À0.10 |
11.5 |
13.5 |
452 |
531 |
483 |
594 |
|
20 |
19.7 |
20.0 |
1.0¡À0.10 |
|
|
416 |
515 |
457 |
597 |
|
1.6¡À0.15 |
13.0 |
15.0 |
643 |
783 |
682 |
862 |
|
25 |
24.6 |
25.0 |
1.2¡À0.15 |
|
|
598 |
784 |
649 |
887 |
|
1.6¡À0.15 |
16.0 |
18.0 |
811 |
995 |
860 |
1095 |
|
32 |
31.6 |
32.0 |
1.2¡À0.15 |
|
|
796 |
1006 |
861 |
1139 |
|
1.8¡À0.15 |
18.0 |
20.0 |
1069 |
1301 |
1133 |
1432 | | |
|
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