| Seamless
Pipe & Tube > Available
Size & Tolerance |
|
| -
Pipe for Ordinary Piping |
| |
| Diameter |
HOT Finished |
COLD Finished |
Thickness |
Hot Finished |
COLD Finished |
< 50
50 <= |
±0.5mm
±1% |
±0.28mm
±0.5% |
t <
4.0
t >= 4.0
t < 3.0
t >= 3.0 |
+0.6,
-0.5mm
+15%, -12.5%
-
-
|
-
-
±0.3mm
±10% |
|
| -
Tubes for Boiler&Heat Exchanger |
| |
| Diameter |
HOT Finished |
COLD Finished |
Thickness |
Hot Finished |
COLD Finished |
| Ø < 100 |
100
<= Ø |
Ø < 40 |
40 <= Ø |
| 0.-D < 25 |
+0.4, -0.8 |
±0.25 |
t < 2.0
2.0 <= t < 2.4
2.4 <= t < 3.8
3.8 <= t < 4.6
4.6 <= t
|
-
+40%,-0
+35%,-0
+33%,-0
+28%,-0
|
-
-
+35%,-0
+33%,-0
+28%,-0
|
+0.4,-0 |
|
| 25 <= 0.-D < 40 |
+20%,-0 |
+22%,-0 |
| 40 <= 0.-D < 50 |
| 50 <= 0.-D < 60 |
| 60 <= 0.-D < 80 |
±0.30 |
| 80 <= 0.-D < 100 |
±0.40 |
| 100 <= 0.-D < 120 |
+0.4, -1.2 |
+0.4, -0.6 |
| 120 <= 0.-D < 160 |
+0.4, -0.8 |
| 160 <= 0.-D < 200 |
+0.4, -1.8 |
+0.4, -1.6 |
|
| -
Tubes for Structual Purposes |
| |
| Diameter |
HOT Finished |
COLD Finished |
Thickness |
Hot Finished |
COLD Finished |
< 50
50 <= |
±0.5mm
±1% |
±0.28mm
±0.5% |
t <
4.0
t >= 4.0
t < 3.0
t >= 3.0 |
+0.6,
-0.5mm
+15%, -12.5%
-
-
|
-
-
±0.3mm
±10% |
|
| |
| Other
size and surface can be
supplied to user's requirements
| |
|
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