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News
Standard: GB / T8162-1999, ISO2937, ASTM A53, ASTM A106, JIS G 3441, BS EN 10210-1
Application: The scope of use includes general structure and mechanical structure, most used for construction, machinery, transportation, aviation, oil and other industries.
Size: Outer diameter 10.0mm-168.3mm, thickness 1.0mm-20.0mm
Dimensional tolerance:
|
Standard |
Outside diameter tolerance |
Thick wall tolerance |
||
|
GB/T 8162 |
D<50 |
±0.50mm |
S<4mm |
±12.5% |
|
D≥50 |
±1% |
4-20mm |
+15/-12.5% |
|
|
S≥20mm |
±12.5% |
|||
|
DIN1629 |
D50 |
±0.50mm |
S2Sn |
+15/-10% |
|
D48.3 |
±1% |
2SnS4Sn |
+12.5/-10% |
|
|
S4Sn |
±9% |
|||
|
ASTM A53 |
D<48.3 |
±0.4/-0.79mm |
±12.5% |
|
|
D≥48.3 |
±1% |
|||
|
ASTM A106 |
D<48.3 |
±0.4/-0.79mm |
±12.5% |
|
|
D48.3-114.3 |
±0.79mm |
|||
|
D≥114.3 |
±1.59/-0.79mm |
|||
Structural seamless steel pipe specification:
25 outer diameter
0.4, 0.5, 0.6, 0.8, 1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5
32o outer diameter
0.4, 0.5, 0.6, 0.8, 1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8
40 outer diameter
0.4, 0.5, 0.6, 0.8, 1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10
60 outer diameter
1, 1.2, 1.4, 1.5, 16, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 11, 12, 13, 14, 15, 16
73 outer diameter
1, 1.2, 1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
80 outer diameter
1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
133 outer diameter
3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 34, 36
108 outer diameter
1.4, 1.5, 1.6, 1.8, 2, 2.2, 2.5, 2.8, 3, 3.2, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 28, 30
159 outer diameter
3.5, 4, 4.5, 5,5 .5,6 ,6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 34, 36, 38, 40, 42, 45
