Cold Drawn Seamless Tube
Cold drawn seamless tube is manufactured by cold drawing with precise outer diameter and wall thickness tolerances, providing smooth surface and uniform structure. It is widely applied in precision instruments, automobile parts, machinery manufacturing and fluid power systems.
| Parameter | Value |
| Product Name | Cold Drawn Seamless Tube |
| Material | 304, 304L, 316L, 316Ti, 321, 347H, 310S, 904L, 2205, 2507, 2520, C276 |
| Outer Diameter | 6mm–89mm / 6.35mm–88.9mm |
| Wall Thickness | 0.2mm–6mm / 0.89mm–4.78mm |
| Shape | Round Tube |
| Density | 7.93 g/cm³ (304/304L/321), 7.98 g/cm³ (310S/316/316L) |
| Application | Machinery, Automobile manufacturing, Shipbuilding, Metal processing, Semiconductor, Photovoltaic, Hydrogen energy, Instrumentation, Biotechnology, Hydraulic equipment, Food industry, Aerospace, Petrochemical, Pressure vessels, Heat exchangers, Automation, Rail transit, High-pressure boilers, Water conservancy & electric power etc. |
| Tolerance | ±0.05mm (limit ±0.02mm) |
| Length | 1000mm–12000mm (cut-to-length available) |
| Surface Finish | External Ra0.6μm / Internal Ra0.4μm |
| Tensile Strength | ≥626–1270 MPa (controllable) |
| Elongation | ≥40%-65% |
| Hardness | HRC 16–38 (controllable) / HV 160–400 (controllable) |
| Yield Strength | ≥300–1020 N/mm² (controllable) |
| Process | Cold rolling, Oil drawing, BA vacuum bright annealing, Ultrasonic cleaning, Straightening, Polishing, Cut-to-length, Degreasing, Customization |
| Features | High precision, High surface finish, High cleanliness, High strength, Oil-free, Non-magnetic |
| Weight Calculation | Per piece or by weighing |
| Brand | SUNLIGHT STEEL |
| Sales Type | Order / Stock |
| Delivery | To designated location |
| Machining | Yes |
