| After-sales Service: | Do Customized Service After Selling |
|---|---|
| Warranty: | Do Customized Service After Selling |
| Standard: | AISI, ASTM, GB, JIS, DIN, BS |
| Surface: | Black Paint, Galvanized, Anti-Corrosion |
| Diameter: | 8-1200mm or as Required |
| Length: | 6m, 10m, 12mm, as Customer′s Request |
| Samples: |
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