BOMIS Steel is a leading global supplier of high-performance 310S stainless steel, directly sourced from China. Engineered for exceptional high-temperature oxidation resistance, our 310S stainless products come in comprehensive specifications, diverse surface finishes, and can be tailored through our advanced custom processing services. Whether your project is local or international, our dedicated export team ensures secure, timely delivery of materials that meet the highest industrial standards.
Available Specifications:
Thickness: 0.3mm – 100mm
Width: 5mm – 2500mm
Length: 2000mm – 6000mm (Fully customizable to your project requirements)
As a premium austenitic stainless steel, 310S is the low-carbon derivative of the standard 310 grade. Engineered specifically for demanding industrial applications, it delivers exceptional high-temperature oxidation resistance alongside superior overall corrosion resistance. Because of its specialized low-carbon chemistry, 310S boasts excellent weldability, significantly reducing the risk of embrittlement or intergranular corrosion during fabrication. This makes it the ultimate, reliable material choice for continuous operation in severe, high-temperature, and highly corrosive environments.
| Specification Parameter | 310S High-Temperature Stainless Steel Details |
| Manufacturing Process | Cold Rolled / Hot Rolled |
| Thickness Range |
Cold Rolled: 0.3mm – 6.0mm
Hot Rolled: 3.0mm – 100mm |
| Width Range |
Coil/Sheet: 1000mm – 2500mm
Precision Strip: 5mm – 600mm |
| Length | 2000mm – 6000mm (Custom cutting available upon request) |
| Surface Finishes | 2B, BA, No.1, Bright, Brushed, Polished, Pickled, etc. |
| International Standards | ASTM A240, EN 1.4845, JIS G4304/G4305, GB/T |
| Physical Properties | Density: 7.98 g/cm³ | Tensile Strength: ≥ 520 MPa |
| Value-Added Services | Slitting, Embossing, Laser Cutting to Length, Profiling |
| Minimum Order (MOQ) | 18Metric Tons |
| Export Packaging | Standard seaworthy export packaging or custom wooden pallets |
Heavy Industry & Metallurgy Engineered for extreme environments, our 310S steel is widely used in high-temperature heat treatment equipment. Ideal for annealing and quenching furnace tubes, inner tanks, brackets, as well as metallurgy sintering equipment and furnace bottom plates.
Chemical & Petrochemical Processing Offering superior corrosion and oxidation resistance, it is the trusted material for critical chemical equipment, including high-temperature reactors, distillation towers, and heavy-duty heat exchangers.
Energy & Power Generation Built to withstand continuous thermal stress, 310S is essential for the energy sector. Applications include superheaters and reheater tubes for thermal power plants, nuclear power plant components, and advanced fuel cell sealing systems.
Automotive & Aerospace Manufacturing Delivering high-heat structural integrity for the transportation sector. Commonly utilized in automotive exhaust systems (such as three-way catalytic converter housings) and high-temperature resistant engine insulation shielding for aerospace applications.
Architectural & Infrastructure Engineering Providing both durability and aesthetic appeal for high-end construction. Used in heat-resistant curtain walls, surface-treated roof decorative panels, chimney linings, and heavy-duty high-temperature ventilation ducts.
Medical & Food-Grade Processing Meeting strict hygiene and thermal requirements. Perfectly suited for high-temperature sterilization equipment accessories (trays and sealing rings), industrial baking machinery, and food-grade sterilization piping systems.
Direct supply from core manufacturers, professional cost optimization
Leveraging our own production lines, we offer highly competitive factory prices. With extensive experience in steel manufacturing and export, our technical team tailors cost-effective procurement solutions for you.
Transparent production process, free sampling available
We provide free samples to verify quality. During mass production, dedicated personnel provide one-on-one real-time updates on manufacturing progress and quality inspection reports, ensuring you are fully informed about delivery dates.
Unaffected by time zones, 24/7 rapid response
Professional online support around the clock. Whether it’s technical difficulties or urgent inquiries, we can provide you with fast, accurate quotes and solutions.
Full specification coverage, one-stop efficient procurement
A rich product line, supporting various international standards and specification customizations. From standard materials to special needs, we comprehensively meet your cross-border bulk procurement plans.
Q1: What is the maximum operating temperature for 310S stainless steel?
A: 310S is highly alloyed with 25% Chromium and 20% Nickel, making it highly resistant to oxidation and corrosion. It can withstand continuous service temperatures up to 1150°C (2100°F) and intermittent service up to 1035°C (1895°F). It is ideal for furnace components, heat exchangers, and kiln linings.
Q2: What is the difference between Grade 310 and 310S?
A: The primary difference lies in the carbon content. 310S is the low-carbon version of 310 (Carbon ≤ 0.08%). This lower carbon content minimizes carbide precipitation during welding, providing better resistance to intergranular corrosion and making 310S much easier to fabricate and weld.
Q3: Can you provide custom sizes and cutting services for 310S plates/pipes?
A: Yes, as a direct manufacturer, we maintain a robust inventory of 310S coils, plates, and pipes. We offer in-house processing services including laser cutting, bending, and slitting to meet your exact project specifications and international standards (ASTM, ASME, EN).
Q4: What quality certifications and inspection reports do you provide?
A: Quality is our priority. Every shipment comes with a Mill Test Certificate (MTC) according to EN 10204 3.1. We also fully support third-party inspections such as SGS, BV, or TUV before loading to guarantee the chemical composition and mechanical properties.
Q5: How do you package the 310S stainless steel to prevent damage during long ocean transits?
A: We use standard export seaworthy packaging. The materials are wrapped in waterproof paper, protected by steel edges, and securely strapped to fumigated wooden pallets or steel skids. This ensures the steel remains in pristine condition, even during long transits to high-humidity regions or through monsoon seasons.
