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Help CenterStainless Steel Pipe 304, 1 Year Warranty, Mill Test Report, ASTM A312 Standard, 0.5mm Tolerance
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At Hemaokang Steel (Shandong) Co., Ltd., we are proud to offer our premium Stainless Steel Pipe 304, designed to meet the rigorous demands of modern industrial applications. This product is manufactured in strict accordance with ASTM A312 standard, ensuring consistent quality and performance. With a tight tolerance of 0.5mm, a full 1-year warranty, and a comprehensive Mill Test Report provided with each shipment, our pipes deliver reliability and traceability that you can trust.
Our 304 stainless steel pipes are crafted from premium-grade raw materials, offering excellent corrosion resistance, high tensile strength, and good weldability. They are widely used in industries such as oil & gas, chemical processing, food & beverage, construction, and water treatment. The combination of ASTM A312 compliance and ±0.5mm dimensional accuracy ensures seamless integration into your existing systems, reducing installation time and maintenance costs.
Key Features & Benefits
- Material Grade 304: Offers superior corrosion resistance against acids, alkalis, and chlorides, ensuring long service life even in harsh environments.
- ASTM A312 Certified: Meets the strictest international standards for seamless and welded stainless steel pipes, guaranteeing dimensional integrity and mechanical properties.
- High Precision Tolerance (±0.5mm): Minimizes fitting errors and allows for easy installation, especially in critical applications where exact dimensions are required.
- 1-Year Warranty: Covers manufacturing defects, giving you peace of mind and protecting your investment.
- Mill Test Report (MTR) Included: Provides full traceability of chemical composition and mechanical properties, essential for quality assurance and regulatory compliance.
- Customizable Options: Available in various outer diameters, wall thicknesses, and lengths to meet your specific project requirements. Surface finishes such as pickled, polished, or annealed can be provided upon request.
- Global Export Experience: Shipped from Qingdao Port to markets worldwide, including North America, Europe, Southeast Asia, Africa, and more.
Technical Specifications
| Parameter | Detail |
|---|---|
| Material Grade | 304 (UNS S30400) |
| Standard | ASTM A312 |
| Outer Diameter Range | 1/8" - 24" (customizable) |
| Wall Thickness | Schedule 5S to XXS (customizable) |
| Length | Up to 12 meters (custom cut available) |
| Tolerance | ±0.5mm (standard) |
| Surface Finish | Pickled, Polished, Annealed (optional) |
| Warranty | 1 Year |
| Mill Test Report | Provided with each shipment |
Our stainless steel pipes are manufactured using advanced production lines and undergo strict quality control tests, including hydrostatic, flattening, and eddy current testing. The rigorous inspection process ensures that every pipe meets the ASTM A312 requirements and delivers consistent performance in the field.
By choosing Hemaokang Steel, you benefit from a company with ISO9001 certification, an annual export value exceeding US$50 million, and a dedicated team of 51-100 professionals. We serve clients across more than 10 major markets worldwide, including North America, South America, Europe, Asia, Africa, and Oceania. Our commitment to quality, on-time delivery, and customer satisfaction has made us a trusted partner for projects of all scales.
We encourage you to request a sample or contact our sales team for a detailed quotation. With our Mill Test Report, you can verify the exact chemical and mechanical properties of your order. The 1-year warranty further demonstrates our confidence in the product's durability. Whether you need a small batch for a pilot project or a large volume for a turnkey plant, Hemaokang Steel is ready to supply.
Frequently Asked Questions (FAQ)
Q1: What does the Mill Test Report include?
A: The MTR contains the chemical composition (e.g., carbon, chromium, nickel content) and mechanical properties (tensile strength, yield strength, elongation) of the specific heat lot, ensuring full traceability and compliance with ASTM A312.
Q2: Can you supply pipes with special lengths or diameters?
A: Yes, we offer customization on outer diameter, wall thickness, and length. Please provide your specific requirements, and we will confirm feasibility and lead time.
Q3: What is the minimum order quantity (MOQ)?
A: Our standard MOQ is 1 ton for common sizes. For custom specifications or smaller quantities, please contact us to discuss options.
Q4: How long does delivery take?
A: For standard sizes in stock, shipment can be arranged within 7-15 days after order confirmation. For custom products, typical lead time is 20-30 days, depending on quantity and complexity.
Q5: Do you provide free samples?
A: Yes, we can offer free samples for quality evaluation. The buyer is responsible for shipping costs. Please reach out to our sales team to arrange.
Q6: What is the warranty coverage?
A: The 1-year warranty covers manufacturing defects, including material flaws, weld defects, or dimensional deviations beyond the specified tolerance. It does not cover damage caused by improper installation, misuse, or external factors.
Q7: Which port do you ship from?
A: Our primary shipping port is Qingdao, China. We can also arrange FOB or CIF terms to destinations worldwide.
Q8: Is your company ISO certified?
A: Yes, Hemaokang Steel (Shandong) Co., Ltd. is certified under ISO9001:2015 for quality management systems, ensuring consistent product quality and process control.
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