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| Type | Cold Drawn Cold Rolled Seamless Tube | Model | ID 6~200mm |
| Params | Size: OD16-300 mm WT2-30 mm Tolerance: OD +/-0.05mm ID+/-0.05mm | Material | ST37, ST45, ST52, 1035, 1045, CK45, E355, A179, A192, 10#, 20#, 35#, 45#, GCr15, 20Cr, 40Cr, 15CrMo, 20CrMo, 35CrMo, Q345B, 16Mn, 27SiMn, 12Cr1MoV |
| Applicable Industry | Precision machine parts, automobile, hydraulic system, diesel engine, engineering machinery, textile machinery, steel bar connecting sleeve | ||
1. High dimensional accuracy, small tolerance range. 2. Smooth inner & outer surface, low roughness. 3. Uniform wall thickness, stable mechanical properties 4. Good straightness and easy further machining.

NBK with Black Phosphating

NBK with Black Phosphating

NBK with Black Phosphating

Ready to Honed Tube

Ready to Honed Tube

Ready to Honed Tube

Cold Rolled Tube

Cold Rolled Tube

Cold Rolled Tube