631 Stainless Steel Sheet 3mm Thickness with 1140-1230MPa Tensile Strength and High Temperature Stability
631 stainless steel plate (0Cr17Ni7Al/SUS631) is a semi-austenitic precipitation-hardened stainless steel offering exceptional performance characteristics including high strength, hardness, and minimal deformation under high temperature conditions.
Carbon (C) ≤ 0.09%, Silicon (Si) ≤ 1.00%, Manganese (Mn) ≤ 1.00%, Sulfur (S) ≤ 0.030%, Phosphorus (P) ≤ 0.035%, Chromium (Cr) 16.00-18.00%, Nickel (Ni) 6.50-7.75%, Copper (Cu) ≤ 0.50%, Aluminum (Al) 0.75-1.50%
- Hardness: ≤229HB
- Tensile Strength: ≤1030MPa
- Conditional Yield Strength: ≤380MPa
- Elongation: ≥20%
- Hardness: ≥363HB
- Tensile Strength: ≥1140MPa
- Conditional Yield Strength: ≥960MPa
- Elongation: ≥5%
- Hardness: ≥388HB
- Tensile Strength: ≥1230MPa
- Conditional Yield Strength: ≥1030MPa
- Elongation: ≥4%
- High strength and hardness for superior load-bearing capacity
- Excellent fatigue resistance under repeated stress cycles
- Good corrosion resistance in various environments
- Excellent die forging capability for complex shapes
- Minimal deformation under high temperature conditions
| Parameter | Specification |
|---|---|
| Product Name | Stainless Steel Plate/Sheet |
| Available Materials | 201, 202, 301, 302, 304, 304L, 316, 316L, 309S, 310S, 321, 409, 410, 420, 430, 430A, 434, 444, 2205, 904L |
| Standards | AISI, ASTM, DIN, JIS, GB, SUS, EN |
| Surface Finishes | No.1, 2B, NO.3, NO.4, BA, HL, Mirror |
| Manufacturing Techniques | Hot rolled, Cold rolled, Custom requests |
| Width Range | 1000mm-2000mm or custom |
| Thickness Range | 0.3mm-3mm (cold rolled), 3mm-120mm (hot rolled) |
| Length Range | 3mm-2500mm or as required |
| Packing Options | Surface polish, Bundle package, Wooden case, Wooden pallet, Container or bulk, Custom requirements |
Widely used in petroleum, food processing, chemical industry, construction, electrical, power generation, nuclear energy, machinery, biotechnology, paper manufacturing, shipbuilding, boiler systems, medical devices, building materials, agriculture, transportation components, and food/beverage packaging.
A: Yes, we welcome sample orders to test and check quality. Mixed samples are acceptable.
A: Samples take 3-5 days, production time takes 7-15 days for order quantity more than 28 tons.
A: Low MOQ, 1 piece for sample checking.
A: For samples, we usually ship by DHL, UPS, FedEx or TNT, taking 3-5 days. Airline and sea shipping also available. For mass products, ship freight preferred.
A: Yes. OEM and ODM services available.
A: Yes, we provide 5-10 years warranty for our products.
A: Our products are produced under strict quality control with a defective rate reduced to 0.2%.
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