JUDE STEEL MANUFACTURING CO., LTD
| Length | 5.8m / 6m / Custom Length |
| Delivery Time | 8 ~ 14 days |
| Wall Thickness | 1.0 mm |
| Standard | ASME SA789 / ASTM A789 |
| Supply Ability | Adequate production |
| Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Applications | Heat Exchanger Applications etc. |
| Payment Terms | T/T |
| Grade | Duplex 2205 / UNS S32205 |
| OD | 12.7 mm |
| Type | Seamless / Welded Tube & Pipe |
| Packaging Details | Standard Package |
| Model Number | UNS S32205 |
| Brand Name | JUDE STEEL |
| Certification | ISO,SGS,CE,BIS |
| Place of Origin | China |
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Product Specification
| Length | 5.8m / 6m / Custom Length | Delivery Time | 8 ~ 14 days |
| Wall Thickness | 1.0 mm | Standard | ASME SA789 / ASTM A789 |
| Supply Ability | Adequate production | Product name | ASTM A790 UNS S31803 Duplex 2205 Stainless Steel Pipe |
| Applications | Heat Exchanger Applications etc. | Payment Terms | T/T |
| Grade | Duplex 2205 / UNS S32205 | OD | 12.7 mm |
| Type | Seamless / Welded Tube & Pipe | Packaging Details | Standard Package |
| Model Number | UNS S32205 | Brand Name | JUDE STEEL |
| Certification | ISO,SGS,CE,BIS | Place of Origin | China |
| High Light | SA 789 UNS S32205 Duplex Stainless Steel Tube ，Duplex Stainless Steel Tube for Heat Exchanger ，12.7 × 1.0mm Stainless Steel Pipe | ||
| Item | Specification |
|---|---|
| Product Name | SA 789 UNS S32205 Duplex Stainless Steel Pipe |
| Material Grade | Duplex 2205 / UNS S32205 |
| Standard | ASME SA789 / ASTM A789 |
| Product Type | Seamless / Welded Tube & Pipe |
| Size | 12.7 × 1.0 mm |
| Outside Diameter | 12.7 mm |
| Wall Thickness | 1.0 mm |
| Length | 5.8m / 6m / Custom Length |
| Surface Finish | Annealed & Pickled / Bright Annealed |
| Manufacturing Process | Cold Drawn / Cold Rolled |
| Heat Treatment | Solution Annealing |
| Certification | EN10204 3.1 Material Test Certificate |
SA 789 UNS S32205 Duplex Stainless Steel Pipe 12.7 × 1.0mm is a high-performance duplex stainless steel tube designed for heat exchanger, condenser, chemical processing, and offshore applications. Manufactured according to ASME SA789 / ASTM A789 standards, this Duplex 2205 stainless steel pipe combines excellent corrosion resistance, high mechanical strength, and superior resistance to chloride stress corrosion cracking.
With a 12.7mm outside diameter and 1.0mm wall thickness, this precision duplex stainless steel tube is widely used in heat exchanger systems where high reliability, long service life, and resistance to aggressive environments are required.
Chemical Composition Of ASTM A789 Duplex 2205 Tube
| Element | Content |
|---|---|
| Carbon (C) | ≤0.030 |
| Silicon (Si) | ≤1.00 |
| Manganese (Mn) | ≤2.00 |
| Phosphorus (P) | ≤0.030 |
| Sulfur (S) | ≤0.020 |
| Chromium (Cr) | 22.0–23.0 |
| Nickel (Ni) | 4.5–6.5 |
| Molybdenum (Mo) | 3.0–3.5 |
| Nitrogen (N) | 0.14–0.20 |
| Property | Requirement |
|---|---|
| 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℃ |
| Elastic Modulus | 200 GPa |
| Thermal Conductivity | Approx. 19 W/m·K |
| Thermal Expansion Coefficient | 13.7 μm/m·℃ |
SA789 UNS S32205 Duplex Stainless Steel Pipe is widely used in heat transfer equipment due to its excellent corrosion resistance and mechanical strength.
Applications:
Suitable for corrosive chemical environments:
Applications:
Used in demanding offshore and oilfield environments:
Applications:
Excellent performance in seawater environments:
Applications:
✅ ASTM A789 / ASME SA789 compliant
✅ Duplex 2205 corrosion-resistant material
✅ Precision size 12.7 × 1.0mm available
✅ Excellent choice for heat exchanger applications
✅ Seamless and welded options available
✅ Custom dimensions supported
✅ Heat Exchanger Stainless Steel Tube Supplier
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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