Cold Drawn Precision Steel Tube is a high-precision steel tube manufactured through cold drawing processes to achieve excellent dimensional accuracy and smooth surface quality. It is widely used in automotive components, hydraulic systems, mechanical engineering, and precision machinery.
Material Type :
Cold Drawn Precision Carbon Steel / Alloy SteelOuter Diameter Range :
4mm – 120mmWall Thickness Range :
0.5mm – 25mmCustomizable :
YesOrder(MOQ) :
2TSpecifications
Cold drawn precision steel tubes are produced using advanced cold drawing and precision processing techniques, which significantly improve dimensional accuracy, surface finish, and mechanical performance. Compared with conventional steel tubes, precision tubes offer tighter tolerances and more consistent structural quality.
The cold drawing process enhances the strength, hardness, and surface smoothness of the steel tube, making it suitable for applications that require high precision and reliable performance. These tubes can also undergo additional processes such as annealing, honing, or polishing to meet specific industrial requirements.
Cold drawn precision steel tubes are widely used in hydraulic and pneumatic systems, automotive parts, mechanical components, and engineering equipment where precise dimensions and stable performance are essential. Their excellent machinability also allows them to be used for manufacturing high-precision mechanical parts.
Due to their superior dimensional accuracy and stable mechanical properties, cold drawn precision steel tubes are commonly applied in precision machinery, cylinder manufacturing, bearing components, and structural mechanical systems that require strict tolerance control and long service life.
Cold Drawn Precision 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, %) |
|---|---|---|---|---|
| ST37.4 | DIN 2391 / EN 10305-1
|
Tensile ≥340 MPa
|
OD 4–100 mm
|
C≤0.18
|
| ST52.4 | DIN 2391 / EN 10305-1
|
Tensile ≥490 MPa
|
OD 4–100 mm
|
C≤0.22
|
| CK45 | DIN 2391 / EN 10305-1
|
Tensile ≥600 MPa
|
OD 4–100 mm
|
C 0.42–0.50
|
| E355 | EN 10305-1
|
Tensile ≥540 MPa
|
OD 4–100 mm
|
C≤0.22
|
| 10# | GB 10# | Tensile ≥335 MPa
|
OD 4–100 mm
|
C 0.07–0.14
|
| 20# | GB 20# | Tensile ≥390 MPa
|
OD 4–100 mm
|
C 0.17–0.24
|
| 45# | GB 45# | Tensile ≥600 MPa
|
OD 4–100 mm
|
C 0.42–0.50
|
|
Note: If you do not find a Cold Drawn Precision 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 Cold Drawn Precision 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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