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Help CenterCarbon Steel Pipe With Mill Test Report and 1 Year Warranty ASTM A53 Gr.B
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Hemaokang Steel (Shandong) Co., Ltd. is proud to offer high-quality Carbon Steel Pipe with Mill Test Report and 1-Year Warranty (ASTM A53 Gr.B). As a reliable manufacturer with an annual export value of US$50–100 million and ISO9001 certification, we ensure every pipe meets rigorous quality standards. Our pipes are widely used in oil & gas, construction, water transmission, and structural applications across North America, South America, Europe, and Asia.
Each pipe comes with a complete Mill Test Report (MTR) that traces the chemical composition and mechanical properties, giving you full traceability and peace of mind. Combined with a 1-year warranty, our product delivers long-term reliability and cost efficiency for your projects.
Key Features & Technical Specifications
- Material Grade: ASTM A53 Gr.B – suitable for welding, bending, and flanging.
- Manufacturing Process: Electric Resistance Welded (ERW) or seamless (optional).
- Surface Finish: Black, galvanized, or varnished – customizable per order.
- End Types: Plain end, beveled end, or threaded end with coupling.
- Length Options: Random length (5.8m / 6m / 12m) or exact length as required.
- Mill Test Report: Provided with each shipment, including heat number, chemical analysis, tensile test, and hydrostatic test results.
- Warranty: 1 year against manufacturing defects.
- Certification: ISO9001:2015 quality management system.
| Parameter | Value |
|---|---|
| Outer Diameter | 21.3 mm – 609.6 mm (1/2" – 24") |
| Wall Thickness | Schedule 10, 20, 40, 80, STD, XS, XXS (or custom) |
| Tensile Strength (min) | 415 MPa (60,000 psi) |
| Yield Strength (min) | 240 MPa (35,000 psi) |
| Elongation | ≥ 25% (depending on wall thickness) |
| Hydrostatic Test | Per ASTM A53 requirements |
Customer Benefits
- Traceability & Compliance: The Mill Test Report ensures you meet project specifications and regulatory requirements.
- Reduced Risk: 1-year warranty protects your investment and minimizes downtime.
- Versatile Application: Suitable for pressure piping, structural support, conduit, and steam lines.
- Cost-Effective: Our direct-from-factory pricing and large export volume (US$50–100M annually) ensure competitive rates.
- Prompt Delivery: Shipped from Qingdao port with efficient logistics support to global destinations.
Company Trust & Credibility
Hemaokang Steel (Shandong) Co., Ltd. is a professional steel pipe manufacturer established in 2025, with a dedicated team of 51–100 employees. We have exported over US$50 million worth of steel products annually to more than 15 countries and regions worldwide. Our ISO9001-certified quality management system ensures consistent product excellence. We are proud to serve clients in North America, South America, Europe, the Middle East, Africa, Oceania, and Southeast Asia.
With our Mill Test Report and 1-year warranty, you can confidently source ASTM A53 Gr.B carbon steel pipes for your next project. We offer customization options, flexible payment terms, and responsive after-sales support. Contact us today for a quote or to discuss your requirements.
Frequently Asked Questions (FAQ)
Q1: What is the difference between ASTM A53 Gr.B and A106 Gr.B?
A: ASTM A53 Gr.B is typically used for welded and seamless carbon steel pipe for general structural and pressure applications, while A106 Gr.B is specifically for high-temperature service. A53 Gr.B can be used for bending, flanging, and similar forming operations.
Q2: Do you provide the Mill Test Report with every shipment?
A: Yes, a Mill Test Report (MTR) is included for each production batch, detailing chemical composition, mechanical properties, and test results.
Q3: What pipe sizes are available for ASTM A53 Gr.B?
A: We offer sizes from 1/2" to 24" (DN15 to DN600) with various wall thicknesses (Schedule 10, 40, 80, STD, XS, etc.). Custom sizes are available upon request.
Q4: Is the pipe suitable for underground water lines?
A: Yes, black or galvanized finish can be used. For buried applications, we recommend external coating or wrapping, which can be added at your request.
Q5: How long is the warranty period?
A: We provide a 1-year warranty covering manufacturing defects. The warranty is backed by our ISO9001 quality system.
Q6: Can you ship to my country via Qingdao port?
A: Absolutely. Qingdao is our main port of shipment, and we have extensive experience exporting to North America, South America, Europe, Asia, Africa, and Oceania.
Q7: What is the minimum order quantity?
A: MOQ depends on size and specification. Typically, we accept orders from 5 tons. Small trial orders are also welcome.
Q8: Do you offer customization like threading or coating?
A: Yes, we can provide customized ends (plain, beveled, threaded), surface treatments (galvanized, varnished, painted), and additional coatings (FBE, 3LPE) upon request.
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