Cold Rolled Seamless Tube
Cold rolled seamless tube is produced by cold rolling process, offering high dimensional accuracy, good surface finish and improved mechanical properties. It is suitable for precision mechanical parts, hydraulic cylinders, boilers, heat exchangers and other engineering applications requiring reliable quality.
| Parameter | Value |
| Product Name | Cold Rolled 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 |
