Product Overview：
Seamless steel pipes for structural use are suitable for commonly used seamless steel pipes in general and mechanical structures. They are a variety of seamless steel pipes classified according to their different uses, mainly used in general and mechanical structures. Seamless steel pipes for structural use are commonly used in industries such as chemical, petroleum, textile, medical, food, and machinery for corrosion-resistant pipelines, structural components, and parts. They are hot-rolled, expanded, cold-rolled, and cold drawn seamless steel pipes.
| Product List |
| Product Name: | GB8162 Seamless Steel Pipe for Structural Use | Seamless Pipe |
| Product Name: | 20 # Seamless steel pipe for structure | Seamless pipe |
| Product Name: | 45 # Seamless steel pipe for structure | Seamless pipe |
| Product Name: | Seamless steel pipes for hot-rolled structures |
| Product Name: | Seamless steel pipe for cold drawn structure |
| Product Name: | Seamless steel pipe for national standard structure | Seamless pipe |
| Parameter range |
| Outer diameter | Φ6mm‑Φ219mm |
| Wall thickness | 0.5mm‑20mm |
| Standard length | 1‑12m， Support customization of short and long scales |
| Outer diameter accuracy | Maximum ± 0.03mm |
| Non-standard customization | Special inner holes, thickened wall thickness, strict tolerances, heat treatment, and end processing can all be customized |
Optional tolerance range |
| Tolerance control | Optional manufacturing process |
| Tolerance ≤ 0.05 mm | Cold rolling |
| Tolerance ≤ 0.10 mm | Cold rolling |
| Tolerance ≤ 0.30 mm | Cold drawing | Cold rolling |
| Tolerance ≤ 0.50 mm | Cold drawing | Hot rolling |
| Tolerance ≤ 1.00 mm | Hot rolling | Hot expanding |
Optional delivery status
|
| Oil removal from oil pipes | Annealing and straightening | Steel pipe corrosion prevention |
| Steel pipe threading | Length cut-to-length | Steel pipe coating |
| Steel pipe cap | Exquisite bundling | Beveling |
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