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Help CenterCarbon Steel Round Bar With Mill Test Report and 1-Year Warranty AISI 1045
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Hemaokang Steel (Shandong) Co., Ltd., established in 2025 with an annual export value exceeding US$50 million, proudly presents our AISI 1045 Carbon Steel Round Bar. Each bar is supplied with a complete Mill Test Report and backed by a 1-year warranty, ensuring full traceability and quality assurance for your critical applications. As a reliable manufacturer with ISO9001 certification and a global export network covering North America, Europe, Southeast Asia, and more, we deliver consistent dimensional accuracy and mechanical properties you can trust.
Our 1045 round bars are medium-carbon steel with excellent strength, toughness, and wear resistance, making them ideal for shafts, gears, axles, and structural components. Available in diameters from 10mm to 300mm and lengths from 1m to 12m, we offer customizable surface treatments including black, bright, turned, or ground finish to meet your specific machining requirements.
Key Features & Technical Specifications
- Material Grade: AISI 1045 (equivalent to C45, S45C, 1.1191)
- Chemical Composition (typical): C 0.43-0.50%, Mn 0.60-0.90%, Si 0.15-0.35%, P ≤0.035%, S ≤0.035%
- Mechanical Properties: Tensile strength 570–700 MPa, Yield strength ≥305 MPa, Hardness 170–210 HB
- Dimensional Tolerances: According to ASTM A29 or equivalent standard
- Surface Options: Black (as-rolled), Bright (cold drawn), Turned (peeled), Ground (precision)
- Packaging: Bundled with steel straps, wrapped in waterproof paper, or as per customer request
| Specification | Standard Range |
| Diameter | 10mm – 300mm (custom sizes available) |
| Length | 1m – 12m (random or fixed length) |
| Surface Finish | Black, Bright, Turned, Ground |
| Tolerance | h9, h11, or custom |
| Certification | ISO9001, Mill Test Report (MTR) per batch |
| Warranty | 12 months against manufacturing defects |
Every batch of our 1045 round bars undergoes strict quality control from raw material sourcing to final inspection. The Mill Test Report provides full chemical and mechanical test data, giving you complete confidence in material performance. The 1-year warranty covers any defects in material or workmanship, ensuring peace of mind for your production line.
Benefits for Your Business
- Consistent Quality: ISO9001 certified production process ensures uniform properties across all batches.
- Traceability: Mill Test Report included with every shipment, supporting your own quality documentation.
- Cost-Effective: Direct factory pricing eliminates middleman markup, with annual export value over US$50 million reflecting our scale advantage.
- Flexible Supply: 51–100 experienced employees and a strong supply chain enable fast delivery for both small and large orders.
- Global Reach: We regularly export to North America, South America, Europe, Africa, Oceania, and Asia, meeting international packaging and shipping standards.
- Customization: Diameter, length, surface finish, and packaging can be tailored to your specifications.
Our team of 51–100 professionals works diligently to ensure your order is processed correctly. With a production base in Liaocheng, Shandong, and a global export network, Hemaokang Steel has built a reputation for reliability. We invite you to experience the difference of working with a certified manufacturer that stands behind its products.
Frequently Asked Questions
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Q: What does the Mill Test Report contain?
A: The MTR includes chemical composition (C, Mn, Si, P, S), mechanical properties (tensile, yield, hardness), and heat treatment details if applicable. It is provided per batch and is traceable back to the original steelmaking. -
Q: Can you supply 1045 round bars with turned or ground finish?
A: Yes, we offer black, bright (cold drawn), turned (peeled), and ground finishes. Please specify your requirement when ordering. -
Q: What is the typical lead time for a standard order?
A: For standard diameters and lengths, lead time is 10–15 working days. Custom sizes or surface treatments may require 20–25 working days, depending on quantity. -
Q: Do you provide samples for quality testing?
A: Yes, we can provide small samples (e.g., 300mm length) for evaluation. The sample cost is negotiable, and shipping is charged at actual cost. -
Q: How is the warranty applied?
A: The 1-year warranty covers manufacturing defects. If any defect is found within 12 months of delivery, we will replace the defective material or issue a credit. The warranty does not cover damage caused by improper use or machining. -
Q: What payment terms do you accept?
A: We typically accept T/T (30% deposit, 70% balance before shipment) and L/C at sight. Other terms can be discussed for long-term partnerships. -
Q: Is your company ISO9001 certified?
A: Yes, Hemaokang Steel (Shandong) Co., Ltd. is ISO9001 certified, ensuring our quality management system meets international standards. -
Q: Can you ship to my country in South America or Africa?
A: Absolutely. We export to all major markets including North America, South America, Europe, Africa, Oceania, and Asia. We have experience with international shipping documentation and customs clearance.
With over US$50 million in annual export value and a dedicated team of 51–100 employees, Hemaokang Steel is your trusted partner for AISI 1045 carbon steel round bars. We stand behind every bar with a Mill Test Report and a 1-year warranty. Contact us today to discuss your specific requirements, request a quotation, or arrange a sample order. Experience reliable, traceable, and cost-effective steel supply from a certified manufacturer.
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