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Help CenterCarbon Steel Rod 1045 Turned and Polished 30mm Diameter 3m Length 0.1mm Tolerance
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Established in 2025, Hemaokang Steel (Shandong) Co., Ltd. has quickly become a trusted supplier of high-quality carbon steel products, with an annual export value of US$50 million to US$100 million. Our Carbon Steel Rod 1045 Turned and Polished in 30mm diameter and 3m length, with a tight tolerance of 0.1mm, is precision-engineered to meet the rigorous demands of industrial applications. Manufactured in our ISO9001-certified facility, this rod combines excellent machinability with a smooth, polished surface, ensuring consistent performance and reduced wear in dynamic systems.
Key Features & Technical Specifications
- Material Grade: 1045 carbon steel – medium carbon content for balanced strength and ductility.
- Diameter: 30mm (nominal) with a precision tolerance of ±0.1mm, ensuring exact fit in assemblies.
- Length: 3 meters (standard), customizable lengths available upon request.
- Surface Finish: Turned and polished – removes scale and imperfections, provides a smooth, corrosion-resistant surface.
- Straightness: Maintains excellent straightness within industry standards for turned and polished rods.
- Machinability: Good machinability due to 1045 composition, suitable for threading, drilling, and milling.
- Certification: ISO9001 quality management system – consistent production quality.
| Parameter | Value |
|---|---|
| Material | 1045 Carbon Steel |
| Diameter Tolerance | ±0.1 mm |
| Length Tolerance | +5 mm / -0 mm |
| Surface Roughness | Ra ≤ 1.6 μm (typical for turned and polished finish) |
| Hardness (as rolled) | Approx. 170-210 HB |
| Tensile Strength | ≥ 570 MPa |
| Yield Strength | ≥ 305 MPa |
| Elongation | ≥ 16% |
Customer Benefits: The precision turned and polished surface reduces the need for secondary machining, saving time and cost. The strict 0.1mm tolerance ensures reliable performance in hydraulic cylinders, shafts, axles, and other precision components. Our 1045 grade offers excellent weldability and heat treatability, allowing for further customization.
Why Choose Hemaokang Steel?
With an annual export value exceeding US$50 million and a team of 51–100 skilled employees, we serve markets across North America, South America, Europe, Asia, Africa, and Oceania. Our ISO9001 certification reflects our commitment to quality control from raw material sourcing to final inspection. Each rod is meticulously checked for diameter, length, straightness, and surface finish before shipment. We offer flexible packaging (bundles, crates, or custom) and logistics support to ensure timely delivery. Contact us today to request a quote or sample – experience the reliability of Hemaokang Steel products.
Frequently Asked Questions
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Q: What is the exact diameter tolerance of this rod?
A: The diameter tolerance is ±0.1mm, ensuring precise fit for most applications. -
Q: Can the rod be cut to custom lengths?
A: Yes, we offer custom cutting services. Standard length is 3m, but other lengths are available upon request. -
Q: Is this rod suitable for induction hardening?
A: Yes, 1045 carbon steel responds well to induction hardening, making it ideal for surface-hardened parts. -
Q: What packing options are available?
A: We pack in bundles with steel straps, or in wooden crates for export. Custom packing can be arranged. -
Q: Do you supply material certificates?
A: Yes, we provide mill test certificates as per ISO standards. Additional third-party inspection can be arranged. -
Q: What is the typical lead time?
A: For standard sizes, lead time is 7–15 days after order confirmation. For customized orders, please inquire. -
Q: Can this rod be used in corrosive environments?
A: As carbon steel, it has limited corrosion resistance. For enhanced protection, we recommend applying a protective coating or using it in dry/oil environments. -
Q: Is the surface free of defects like scratches or pits?
A: Our turned and polished process ensures a smooth, defect-free surface. Each rod is visually inspected to meet quality standards.
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