High Precision Cold Rolled Steel Tube is a high-quality steel tube manufactured through advanced cold rolling processes to achieve excellent dimensional accuracy and smooth surface finish. It is widely used in automotive manufacturing, hydraulic systems, precision machinery, and engineering equipment that require strict tolerance control.
Material Type :
High Precision Cold Rolled Carbon Steel / Alloy SteelOuter Diameter Range :
8mm – 150mmWall Thickness Range :
0.6mm – 30mmCustomizable :
YesOrder(MOQ) :
2TSpecifications
High precision cold rolled steel tubes are produced using advanced cold rolling technology, which significantly improves dimensional accuracy, surface quality, and mechanical performance compared with conventional steel tubes. The cold rolling process allows tighter tolerances and a more uniform internal structure.
These precision steel tubes feature smooth surfaces, stable mechanical properties, and high dimensional consistency, making them ideal for applications that require high precision and reliable performance. Additional processing such as annealing, honing, straightening, or surface finishing can also be applied depending on specific project requirements.
High precision cold rolled steel tubes are commonly used in hydraulic cylinders, automotive components, mechanical structures, engineering machinery, and precision equipment. Their excellent strength and dimensional accuracy make them suitable for manufacturing high-performance mechanical parts.
With their superior precision and reliable quality, high precision cold rolled steel tubes are widely applied in industrial automation systems, machinery manufacturing, and precision engineering fields where strict tolerance and long service life are essential.
Cold Rolled Steel Tube is one of our core strength products. We maintain substantial inventory to ensure rapid delivery and can also customize extra-large diameter seamless pipes according to your specific requirements. Additionally, we provide comprehensive services including spectroscopic analysis, mechanical property testing, pressure testing, and non-destructive testing (NDT).
| Grade | Grade Equivalent | Mechanical Properties | Size Range | Chemical Composition (Typical, %) |
|---|---|---|---|---|
| ST37-2 CR | DIN 17100 / EN 10025
|
Tensile ≥340 MPa
|
OD 3–80 mm
|
C≤0.17
|
| ST52-3 CR | DIN 17100 / EN 10025
|
Tensile ≥490 MPa
|
OD 3–80 mm
|
C≤0.20
|
| DC01 | EN 10130 / DIN 1623
|
Tensile 270–350 MPa
|
OD 3–80 mm
|
C≤0.10
|
| DC03 | EN 10130 / DIN 1623
|
Tensile 260–330 MPa
|
OD 3–80 mm
|
C≤0.08
|
| SPCC | JIS G 3131 | Tensile 270–370 MPa
|
OD 3–80 mm
|
C≤0.12
|
| SPCD | JIS G 3131 | Tensile 260–350 MPa
|
OD 3–80 mm
|
C≤0.10
|
| 10# CR | GB 10# (Cold Rolled) | Tensile ≥345 MPa
|
OD 3–80 mm
|
C 0.07–0.14
|
| 20# CR | GB 20# (Cold Rolled) | Tensile ≥410 MPa
|
OD 3–80 mm
|
C 0.17–0.24
|
|
Note: If you do not find a High Precision Cold Rolled Steel Tube that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan. |
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FAQs
Q: What types and standards of carbon steel do you mainly supply?
A: We mainly supply a wide range of carbon steel products including seamless and welded steel pipes, steel plates, coils, and bars. Common carbon steel grades include A36, A106, A53, API 5L, and S355, which are widely used in construction, machinery, and pipeline engineering. All carbon steel products comply with international standards such as ASTM, API, EN, and JIS. We can also provide corresponding material test certificates (MTC) and support customized specifications according to customer project requirements.
Q: Can you provide special specifications or non-standard customization? For example, extra-wide plates or pipes with specific wall thicknesses?
A: Of course. One of our advantages is our flexible customization capabilities. We can provide customized size cutting, special thicknesses, and special surface treatments (such as 2B, BA, No.4 brushed finish, mirror finish) based on your drawings or requirements. Whether it's a small trial order or a large-volume purchase, we can meet your needs.
Q: How do you guarantee the quality and consistency of materials? Do you have quality certifications?
A: Quality is our lifeline. We use direct supply from large steel mills to ensure material traceability. Each shipment comes with a Material Quality Certificate (MTC). We have our own quality control team that conducts random checks on material composition, dimensional tolerances, surface finish, and mechanical properties. Our factory is also ISO 9001:2015 quality management system certified.
Q: What are your delivery times and logistics solutions for overseas customers?
A: For standard-specification in-stock products, we can complete preparation and shipment within 7-14 days. Delivery times for customized products will be determined through negotiation based on the specific process. We have established international logistics partners who can arrange full container load (FCL), less-than-container load (LCL), or air freight according to your needs, and provide various trade terms such as EXW, FOB, CIF, and DDP, with door-to-door service.
Q: As a new customer, how do I begin cooperation? Can you provide samples for testing?
A: The cooperation process is very smooth: 1) You provide specific requirements (brand, specifications, quantity, standards); 2) We provide a quotation and technical advice; 3) After confirmation, we arrange the contract and payment; 4) Production/pickup and quality inspection; 5) Shipment and provision of documentation. We encourage sample testing. For serious customers, we can provide small-size samples to ensure that the materials fully meet your processing and application requirements.
|
Note: If you do not find a High Precision Cold Rolled Steel Tube that meets your requirements or is suitable for your customer’s project, please contact our manager sales consultant (Email: stsalesman4@stmetal001.com) and send us your specifications and technical parameter files to obtain Customized quotation plan. |
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