Yuhong Group Co.,Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 1500 tons per month |
| Delivery Time | 15-30days |
| Packaging Details | Plywooden Case /Iron Case |
| Standard | ASTM A790 |
| Grade | UNS S32205 |
| Material Type | Duplex Stainless Steel |
| Size Range | Customized |
| Surface Finish | Annealed, Pickled |
| Application | Offshore Applications |
| Brand Name | YUHONG |
| Model Number | ASTM A790 UNS S32750 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA |
View Detail Information
Explore similar products
ASTM A789 S31803 Seamless Tube OD 6-219mm Chloride Resistant Chlor-Alkali
EN 10216-5 1.4462 UNS32205 Duplex Stainless Steel Seamless Pipe D3/T3 European
ASTM A789 UNS S32250 Duplex Stainless Steel Seamless Tube For Water Treatment
ASTM A790 UNS S37500 Super Duplex Stainless Steel Seamless Pipe
Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1500 tons per month |
| Delivery Time | 15-30days | Packaging Details | Plywooden Case /Iron Case |
| Standard | ASTM A790 | Grade | UNS S32205 |
| Material Type | Duplex Stainless Steel | Size Range | Customized |
| Surface Finish | Annealed, Pickled | Application | Offshore Applications |
| Brand Name | YUHONG | Model Number | ASTM A790 UNS S32750 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | CHINA |
| High Light | ASTM A790 S32205 seamless duplex tube ，high strength corrosion resistant steel tube ，offshore duplex stainless steel tube | ||
ASTM A790 S32205 Seamless Duplex Stainless Steel Tube High Strength Corrosion Resistant for Offshore Applications
YUHONG GROUP is a specialized manufacturer of high-performance duplex stainless steel products, with over 30 years of expertise in serving global energy and chemical industries. Our ASTM A790 S32205 Seamless Duplex Stainless Steel Tubes combine superior corrosion resistance with exceptional mechanical strength for the most demanding applications.
Heat Treatment Requirements for UNS S32205
| Parameter | Requirement |
| UNS Designation | S32205 |
| Type | 2205 |
| Temperature Range | 1870–2010 °F [1020–1100 °C] |
| Quenching Method | Rapid cooling in water or by other means |
Chemical Composition of UNS S32205
| Element | Requirement (%) | Notes |
| Carbon (C) | ≤0.030 | Controls carbide formation |
| Manganese (Mn) | ≤2.00 | Improves hot workability |
| Phosphorus (P) | ≤0.030 | Minimizes brittleness |
| Sulfur (S) | ≤0.030 | Enhances machinability |
| Silicon (Si) | ≤1.00 | Deoxidizer and strength enhancer |
| Nickel (Ni) | 4.5-6.5 | Austenite stabilizer |
| Chromium (Cr) | 22.0-23.0 | Primary corrosion resistance |
| Molybdenum (Mo) | 3.0-3.5 | Pitting resistance enhancer |
| Nitrogen (N) | 0.14-0.20 | Strength and corrosion resistance |
Tensile and Hardness Requirements for UNS S32205
| Property | Requirement | Unit |
| UNS Designation | S32205 | - |
| Type | 2205 | - |
| Tensile Strength, min | 95 [655] | ksi [MPa] |
| Yield Strength, min | 65 [450] | ksi [MPa] |
| Elongation in 2 in. or 50 mm, min | 25 | % |
| Hardness, max (HBW) | 290 | HBW |
| Hardness, max (HRC) | 30 | HRC |
ASTM A790 S32205 Seamless Duplex Stainless Steel Tube - Key Application Advantages
1. Superior Mechanical Strength for Offshore Structures
Minimum yield strength 450 MPa (65 ksi) withstands extreme ocean wave loads and high-pressure drilling operations
25% minimum elongation provides critical ductility to absorb dynamic stresses in subsea pipelines
2. Unmatched Corrosion Resistance in Marine Environments
PREN ≥ 35 (Cr+3.3Mo+16N formula) prevents pitting/crevice corrosion in chloride-rich seawater
Resists stress corrosion cracking (SCC) under tension in the splash zone and submerged conditions
3. Long-Term Reliability in Critical Applications
50+ year service life in North Sea oil platforms (documented cases)
Maintenance cost reduction up to 60% compared to 316L systems through eliminated cathodic protection needs
4. Operational Safety Enhancements
Inherent fire resistance maintains structural integrity at high temperatures (PED compliance)
Zero toxicity leaching ensures compatibility with seawater cooling for LNG processing
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 HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9... YUHONG HOLDING GROUP is one of the largest Procurement, Engineering & Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, LR, DNV, GL, BV, CCS, KR, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9...
Get in touch with us
Leave a Message, we will call you back quickly!