JUDE STEEL MANUFACTURING CO., LTD
| OD | 6mm – 630mm (0.236" – 24") |
| Delivery Time | 8 ~ 14 days |
| Standard | ASTM A790 / ASME SA790 |
| Grade | Duplex 2205 / UNS S31803 |
| Length | 5.8m, 6m, 12m or Custom Length |
| Payment Terms | T/T |
| Wall Thickness | 0.5mm – 40mm |
| Applications | Offshore Oil & Gas Industry etc. |
| Supply Ability | Adequate production |
| Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Type | Seamless / Welded |
| Packaging Details | Standard Package |
| Certification | ISO,SGS,CE,BIS |
| Model Number | UNS S31803 |
| Brand Name | JUDE STEEL |
| Place of Origin | China |
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Product Specification
| OD | 6mm – 630mm (0.236" – 24") | Delivery Time | 8 ~ 14 days |
| Standard | ASTM A790 / ASME SA790 | Grade | Duplex 2205 / UNS S31803 |
| Length | 5.8m, 6m, 12m or Custom Length | Payment Terms | T/T |
| Wall Thickness | 0.5mm – 40mm | Applications | Offshore Oil & Gas Industry etc. |
| Supply Ability | Adequate production | Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Type | Seamless / Welded | Packaging Details | Standard Package |
| Certification | ISO,SGS,CE,BIS | Model Number | UNS S31803 |
| Brand Name | JUDE STEEL | 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
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