Yuhong Group Co.,Ltd
| Outside Diameter | 1/8"-48" |
| End | BE/PE |
| Material | Duplex Stainless Steel |
| Standard | ASTM A789 |
| Payment Terms | L/C,T/T |
| Length | 6m, 12m, or as required |
| Wall Thickness | SCH5S to SCHXXS |
| Grade | UNS S32205 |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Delivery Time | 10-90 Days |
| Supply Ability | According To Client's Request |
| Types | Seamless |
| Place of Origin | China |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
| Model Number | ASTM A789 UMS S32205 |
| Brand Name | YUHONG |
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Product Specification
| Outside Diameter | 1/8"-48" | End | BE/PE |
| Material | Duplex Stainless Steel | Standard | ASTM A789 |
| Payment Terms | L/C,T/T | Length | 6m, 12m, or as required |
| Wall Thickness | SCH5S to SCHXXS | Grade | UNS S32205 |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap | Delivery Time | 10-90 Days |
| Supply Ability | According To Client's Request | Types | Seamless |
| Place of Origin | China | Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
| Model Number | ASTM A789 UMS S32205 | Brand Name | YUHONG |
| High Light | ASTM A789 duplex steel tube ，UNS S32205 chloride resistant tube ，450MPa yield heat exchanger tube | ||
ASTM A789 UNS S32205 Duplex Steel Tube 450MPa Yield Cl⁻ Resistant for Heat Exchanger
| Chemical Composition – UNS S32205 vs UNS S31803 | ||
| Element | S32205 Range (%) | S31803 Range (%) |
| C (Carbon) | ≤ 0.03 | ≤ 0.03 |
| Mn (Manganese) | ≤ 2.00 | ≤ 2.00 |
| Si (Silicon) | ≤ 1.00 | ≤ 1.00 |
| P (Phosphorus) | ≤ 0.03 | ≤ 0.03 |
| S (Sulfur) | ≤ 0.02 | ≤ 0.02 |
| Cr (Chromium) | 22.0 – 23.0 | 21.0 – 23.0 |
| Ni (Nickel) | 4.5 – 6.5 | 4.5 – 6.5 |
| Mo (Molybdenum) | 3.0 – 3.5 | 2.5 – 3.5 |
| N (Nitrogen) | 0.14 – 0.20 | 0.08 – 0.20 |
| Cu (Copper) | — |
≤ 1.0 (optional) |
| Mechanical Properties – Standard Minimum vs. Typical Values | ||
| Property | ASTM A789 Requirement (Min.) | Typical Value |
| Tensile Strength (Rm) | ≥ 655 MPa (95 ksi) | 825 – 1035 MPa |
| Yield Strength (Rp0.2) | ≥ 450 MPa (65 ksi) | ~550 – 620 MPa |
| Elongation (50mm gage length) | ≥ 25% | 30 – 35% |
| Hardness | ≤ 293 HBW / ≤ 32 HRC | ~19 HRC |
| Physical Properties | ||
| Property | Value | Unit |
| Density | 7.82 – 7.85 | g/cm³ |
| Elastic Modulus (20°C) | 190 – 200 | GPa |
| Thermal Conductivity (100°C) | ~19 | W/(m·K) |
| Coefficient of Linear Expansion (0-100°C) | 13.7 | ×10⁻⁶/°C |
| Electrical Resistivity | ~850 | nΩ·m |
| Melting Range | 1400 – 1455 | °C |
| Heat Treatment Requirements | |
| Item | Requirement |
| Solution Annealing Temperature | 1020°C – 1100°C |
| Cooling Method | Rapid cooling (water quench or rapid air cool) |
| Hardening Method | Cannot be hardened by heat treatment |
| Work Hardening | Cold working produces significant hardening |
Application
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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