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Brand Name : Yuhong
Model Number : ASME SA335 P22
Certification : ABS, BV, ISO, ASTM, SGS
Place of Origin : China
MOQ : 100KGS
Price : Negotiable
Payment Terms : L/C, T/T
Supply Ability : 1000 ton/month
Delivery Time : 7-45DAYS
Packaging Details : Ply-wooden Case /Iron Case/ Bundle with Plastic Cap
Fin Grade : 11-13CR
Ndt : HT, ET, UT , PT
Product Type : HFW Finned Tube
Bare Tube : ASTM A335 P22
Fin Thickness Tolerance : Customized
Pipe End : Plain End, Beveled End
ASME SA335 P22 Alloy Steel Seamless Pipe HFW Solid Fin Tube For HRSG System
Product Description
ASME SA335 P22 alloy steel seamless pipe with HFW (High-Frequency Welding) solid fins is a high-performance component designed for Heat Recovery Steam Generator (HRSG) systems in power plants. The P22 grade, containing chromium and molybdenum, provides excellent creep resistance, high-temperature strength, and improved oxidation resistance. The solid fin design enhances heat transfer efficiency while maintaining structural integrity under extreme service conditions.
Element | C (max) | Mn | P (max) | S (max) | Si | Cr | Mo |
---|---|---|---|---|---|---|---|
Content (%) | 0.05–0.15 | 0.30–0.60 | 0.025 | 0.025 | 0.50–1.00 | 1.90–2.60 | 0.87–1.13 |
Property | Requirement |
---|---|
Tensile Strength | ≥ 415 MPa |
Yield Strength | ≥ 205 MPa |
Elongation | ≥ 30% |
Hardness | ≤ 163 HB |
Applications
HRSG convection and evaporator sections
Waste heat recovery systems in power generation and petrochemical industries
High-temperature and high-pressure boilers
Economizers, superheaters, and reheaters
Excellent high-temperature creep resistance
Strong corrosion and oxidation resistance in furnace environments
Long service life under cyclic thermal stresses
Enhanced heat transfer efficiency through solid fin configuration
Reliable performance in HRSG and other high-pressure boiler systems
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ASME SA335 P22 Alloy Steel Seamless Pipe HFW Solid Fin Tube For HRSG System Images |