Structural Seamless Steel Pipe
Structural Seamless Steel Pipe
Mainly used for general and mechanical structures, suitable for construction, bridges, machinery, and vehicle manufacturing. Good comprehensive mechanical properties and weldability.
Outer Diameter
21.3 - 660 mm
Wall Thickness
2.0 - 100 mm
Standard
GB/T 8162
Length
6-12m / Fixed Length
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Available Grades
| Standard No. | Grade | OD Tolerance | WT Tolerance | Chemical Composition | Remarks |
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Note: Cross-standard comparison is based on approximate engineering equivalence for reference only. Please refer to actual material certificates and standards.