ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry
Brand Name:YUHONG
Certification:ABS, GL, BV, PED, AD2000, GOST, TS, CCS, CNNC, ISO
Model Number:UNS S32205
Minimum Order Quantity:500KGS
Delivery Time:Depends on quantity
Payment Terms:T/T, L/C at sight
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Ningbo Zhejiang China
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20TH FLOOR,NO.1 NEW WORLD BUILDING ,NO.1018 MINAN ROAD,YINZHOU DISTRICT, NINGBO CITY, ZHEJIANG PROVINCE, CHINA
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ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry
A789 S32205 Duplex Stainless Steel Tube
The A789 S32205 duplex stainless steel tube is a specific grade of duplex stainless steel, commonly used in demanding environments where high strength, excellent corrosion resistance, and good weldability are essential. This grade is specifically identified by its UNS number S32205 and is one of the most commonly used duplex alloys in industries such as oil and gas, chemical processing, marine, and power generation.
The A789 S32205 duplex stainless steel tube is an outstanding material for high-performance applications where strength, corrosion resistance, and longevity are critical. With its unique microstructure, high tensile strength, and excellent resistance to both general and localized corrosion, it serves industries ranging from oil and gas to chemical processing, power generation, marine, and more. Its versatility makes it a highly sought-after material for projects that demand reliability and durability in harsh environments.
Characteristic of ASTM A789 UNS S32205:
- Resistant to chloride stress corrosion cracking
- Resistant to chloride pitting and crevice corrosion
- Good corrosion resistance
- Good resistance to corrosion
- High strength
Chemical Composition Of UNS S32205
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 2205 (UNS S31803) | - 0.030 | - 2.00 | - 1.00 | - 0.030 | - 0.020 | 21.0 - 23.0 | 2.5 - 3.5 | 4.5 - 6.5 | 0.08 - 0.20 |
| 2205 (UNS S32205) | - 0.030 | - 2.00 | - 1.00 | - 0.030 | - 0.020 | 22.0 - 23.0 | 3.0 - 3.5 | 4.5 - 6.5 | 0.14 - 0.2 |
Physical Properties Of UNS S32205
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Co-eff of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C ( J/kg.K) | Electrical Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| UNS S32205 / 2205 | 782 | 190 | 13.7 | 14.2 | - | 19 | - | 418 | 850 |
Some of the quality tests carried out by us includes:
| Corrosion Test | Conducted only when specially requested by the client |
| Chemical Analysis | Test done as per required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
| Air Under Pressure Test | To check any evidence of air leakage |
| Visual Inspection | After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Duplex Stainless Steel Pipe Application:
- Chemical processing, Transport and Storage.
- Oil and gas exploration and offshore rigs.
- Oil and gas refining.
- Marine environments.
- Pollution control equipment.
- Pulp and paper manufacturing
- Chemical process Plant
ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry
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