JUDE STEEL MANUFACTURING CO., LTD
| Grade | Duplex 2205 / UNS S31803 |
| Wall Thickness | 0.5mm – 40mm |
| Packaging Details | Standard Package |
| OD | 6mm – 630mm (0.236" – 24") |
| Delivery Time | 8 ~ 14 days |
| Length | 5.8m, 6m, 12m or Custom Length |
| Payment Terms | T/T |
| Applications | Offshore Oil & Gas Industry etc. |
| Supply Ability | Adequate production |
| Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Standard | ASTM A790 / ASME SA790 |
| Type | Seamless / Welded |
| Model Number | UNS S31803 |
| Brand Name | JUDE STEEL |
| Certification | ISO,SGS,CE,BIS |
| Place of Origin | China |
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Product Specification
| Grade | Duplex 2205 / UNS S31803 | Wall Thickness | 0.5mm – 40mm |
| Packaging Details | Standard Package | OD | 6mm – 630mm (0.236" – 24") |
| Delivery Time | 8 ~ 14 days | Length | 5.8m, 6m, 12m or Custom Length |
| Payment Terms | T/T | Applications | Offshore Oil & Gas Industry etc. |
| Supply Ability | Adequate production | Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Standard | ASTM A790 / ASME SA790 | Type | Seamless / Welded |
| Model Number | UNS S31803 | Brand Name | JUDE STEEL |
| Certification | ISO,SGS,CE,BIS | Place of Origin | China |
| High Light | ASTM A790 duplex 2205 stainless steel pipe ，UNS S31803 stainless steel pipe for offshore ，duplex 2205 pipe for chemical processing | ||
| Item | Specification |
|---|---|
| Product Name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Material Grade | Duplex 2205 / UNS S31803 |
| Equivalent Grades | UNS S32205, EN 1.4462, DIN X2CrNiMoN22-5-3, F51 |
| Standard | ASTM A790 / ASME SA790 |
| Pipe Type | Seamless / Welded |
| Manufacturing Process | Hot Rolled, Cold Drawn, Cold Rolled |
| Outer Diameter (OD) | 6mm – 630mm (0.236" – 24") |
| Wall Thickness (WT) | 0.5mm – 40mm |
| Length | 5.8m, 6m, 12m or Custom Length |
| Schedule | SCH 5S, SCH 10S, SCH 40S, SCH 80S, SCH 160, XXS (Custom Available) |
| Surface Finish | Pickled, Annealed & Pickled, Polished, Bright Annealed |
| Heat Treatment | Solution Annealing |
| Heat Treatment Temperature | Approx. 1020–1100℃ followed by rapid cooling |
| Welding Method | TIG / MIG / SAW / EFW |
| Inspection Standard | ASTM A999 / EN 10204 3.1 |
| Testing | Hydrostatic Test, PMI Test, UT Test, Eddy Current Test |
| Certification | MTC EN10204 3.1 / 3.2 Available |
| Application | Offshore, Oil & Gas, Chemical Processing, Marine, Petrochemical, Desalination |
Chemical Composition of
| Element | Composition |
|---|---|
| Carbon (C) | ≤0.030 |
| Silicon (Si) | ≤1.00 |
| Manganese (Mn) | ≤2.00 |
| Phosphorus (P) | ≤0.030 |
| Sulfur (S) | ≤0.020 |
| Chromium (Cr) | 21.0–23.0 |
| Nickel (Ni) | 4.5–6.5 |
| Molybdenum (Mo) | 2.5–3.5 |
| Nitrogen (N) | 0.08–0.20 |
| Property | ASTM A790 UNS S31803 |
|---|---|
| Tensile Strength | ≥620 MPa |
| Yield Strength | ≥450 MPa |
| Elongation | ≥25% |
| Hardness | ≤290 HB |
| Property | Value |
|---|---|
| Density | 7.80 g/cm³ |
| Melting Point | Approx. 1350–1400℃ |
| Modulus of Elasticity | 200 GPa |
| Thermal Conductivity | Approx. 19 W/m·K |
| Electrical Resistivity | Approx. 0.85 μΩ·m |
| Property | Duplex 2205 | 316L |
|---|---|---|
| Structure | Austenitic + Ferritic | Austenitic |
| Yield Strength | ≥450 MPa | ≥170 MPa |
| Corrosion Resistance | Excellent | Good |
| Chloride Resistance | Superior | Moderate |
| Stress Corrosion Cracking Resistance | Excellent | Lower |
| Typical Use | Offshore, Chemical, Marine | General Industrial |
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
40,000 tons-50,000 tons
Employee Number:
80~99
Ecer Certification：
Verified Supplier
JUDE STEEL MANUFACTURING CO., LTD, established in 2008, is a professional manufacturer and supplier of seamless stainless steel pipe, stainless steel plate, aluminum alloy, Titanium Alloy, stainless steel pipe fittings with an annual sales volume of 50,000 tons in the domestic and international ma... JUDE STEEL MANUFACTURING CO., LTD, established in 2008, is a professional manufacturer and supplier of seamless stainless steel pipe, stainless steel plate, aluminum alloy, Titanium Alloy, stainless steel pipe fittings with an annual sales volume of 50,000 tons in the domestic and international ma...
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