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DIN1629 SEAMLESS CIRCULAR UNALLOYED STEEL PIPE WITH SPECIAL REQUIREMENTS
Specifications:
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: PE, ends caps
Marking: as per requirement
Delivery Condition: Annealed/Normalized/Tempered
Size:(mm)
As per standard or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
CHEMICAL COMPOSITION (%):
| CHEMICAL COMPOSITION (CAST ANALYSIS) IN% | |||||
| Steel Grade | C | P≤ | S≤ | N (1) | |
| St 37.0 | 1.0254 | ≤0.17 | 0.040 | 0.040 | 0.009(2) |
| St 44.0 | 1.0256 | ≤0.21 | 0.040 | 0.040 | 0.009(2) |
| St 52.0 | 1.0421 | ≤0.22 | 0.040 | 0.035 | - |
