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| Material | Carbon steel, stainless steel, and alloy materials selectable for various scenarios. |
| Size Range | Outer diameter: 6 - 168 mm; Wall thickness: 0.5 - 8 mm. Custom sizes available. |
| Surface Quality | Roughness Ra0.1 - 0.3μm, presenting a mirror-like effect without defects. |
| Hardness Range | Controlled between HV100 - 250 to meet processing requirements. |



Precision Rolled BA: High-quality pipes made through precision rolling and bright annealing in protective gas. This process ensures extremely high dimensional accuracy and forms a dense oxide film that enhances corrosion resistance while maintaining metallic luster.





| Standard | ASTM, GB, EN, AISI, JIS, DIN |
| Grade | 300 Series (304, 316L, 321, etc.), 400 Series, Duplex Steel (2205, 2507, etc.) |
| Outer Diameter | Seamless: 3mm-1020mm; Welded: 6mm-630mm |
| Wall Thickness | 0.5mm - 50mm |
| Surface Finish | Pickling, Sandblast, Bright Polished, Mirror Polishing |
| Manufacturing | Cold Rolled, etc. |



Standard sea-worthy packing to ensure safe transit for international orders.