Duplex Stainless Steel Tube ASME SA789 S32750 For Heat Exchanger Application
Price:
1 - 10000 USD
MOQ:
1 PC
Delivery Time:
5 - 60 Days
Brand:
YUHONG
Product Description
Duplex Stainless Steel Tube ASME SA789 S32750 For Heat Exchanger Application
Product Specifications
| Attribute | Value |
|---|---|
| Material | S32750 |
| Standard | ASTM A789, ASME SA789 |
| Ends | PE |
| Testing | UT, ET, HT, PMI |
| Size | OD: 6mm~50.8mm, WT: 0.5mm~15mm, L: Max:34m/pc |
| Application | Heat Exchanger, Cooling, Heating, Condenser, Tube Bundle |
Product Description
The Duplex Stainless Steel ASME SA789 S32750 heat exchanger tube features a balanced microstructure of austenite and ferrite, offering exceptional corrosion resistance in harsh environments. With a minimum yield strength of 450 MPa, this tube provides superior resistance to pitting and crevice corrosion, making it ideal for demanding applications in oil and gas, chemical processing, and seawater environments.
Chemical Composition
| Grade | Cr | Ni | Mo | N | C |
|---|---|---|---|---|---|
| S32750 | 24.0-26.0% | 6.0-8.0% | 3.0-5.0% | 0.24-0.32% | 0.03% max |
Mechanical Properties
| Grade | Tensile Strength | Yield Strength | Elongation | Hardness |
|---|---|---|---|---|
| S32750 | ≥ 550 MPa (80 ksi) | ≥ 750 MPa (109 ksi) | ≥ 15% in 50 mm | Typically ≤ 32 HRC |
Key Features
- Super Duplex Alloy: High chromium (24-26%), molybdenum (3-5%), and nitrogen content
- Corrosion Resistance: Excellent resistance to pitting, crevice corrosion, and chloride stress corrosion cracking
- High Strength: Superior mechanical strength compared to standard austenitic stainless steels
- Durability: Maintains structural integrity under high pressure and temperature conditions
Applications
- Heat Exchangers: Shell-and-tube heat exchangers in oil refineries, petrochemical plants, and power generation
- Seawater Applications: Cooling systems in marine environments due to excellent seawater corrosion resistance
- Chemical Processing: Heat exchangers handling aggressive chemicals at high temperatures
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Get in Touch
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Company
YUHONG HOLDING GROUP CO., LTD
Location
20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
Contact Person
Sales Dept. (Marketing Director)