| Nominal Size |
외경
O.D(mm) |
Tolerance on O.D |
Thickness(mm) |
Thickness
Tolerance |
Weight
(kg/m) |
| A |
INCH |
Tapered |
Other Pipes |
KS |
| 15 |
1/2" |
21.7 |
±0.5mm |
±0.5mm |
2.65 |
＋ 0 / -12.5% |
1.25 |
| 20 |
3/4" |
27.2 |
±0.5mm |
±0.5mm |
2.65 |
1.60 |
| 25 |
1" |
34.0 |
±0.5mm |
±0.5mm |
3.25 |
2.45 |
| 32 |
1 1/4" |
42.7 |
±0.5mm |
±0.5mm |
3.25 |
3.16 |
| 40 |
1 1/2" |
48.6 |
±0.5mm |
±0.5mm |
3.25 |
3.63 |
| 50 |
2" |
60.5 |
±0.5mm |
±1% |
3.65 |
5.12 |
| 65 |
2 1/2" |
76.3 |
±0.7mm |
±1% |
3.65 |
6.34 |
| 80 |
3" |
89.1 |
±0.8mm |
±1% |
4.05 |
8.49 |
| 90 |
3 1/2" |
101.6 |
±0.8mm |
±1% |
4.05 |
9.74 |
| 100 |
4" |
114.3 |
±0.8mm |
±1% |
4.50 |
12.20 |
| 125 |
5" |
139.8 |
±0.8mm |
±1% |
4.845 |
16.10 |
|
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