Product Overview
The Solid Fin Tube High Frequency Welding Type ASTM A335 P22 with 11-13Cr Strip is engineered for furnace applications requiring optimal heat transfer, durability, and resistance to high temperatures and corrosion. The base tube utilizes ASTM A335 P22 alloy steel for superior strength and high-temperature creep resistance, while the 11-13Cr strip enhances heat transfer efficiency through high-frequency welding.
Key Features
Base Tube Material: ASTM A335 P22 Alloy Steel
- Chromium-molybdenum alloy steel offering exceptional strength at elevated temperatures
- Superior resistance to oxidation and creep in high-temperature environments
- Ideal for furnaces, boilers, and power plant applications
Fin Type: Solid Fin Tube with High-Frequency Welding
- Solid fin strip (11-13% Chromium) bonded to base tube for maximum heat transfer surface
- High-frequency welding ensures durable attachment with minimal risk of detachment
Fin Material: 11-13% Chromium Strip
- Enhanced corrosion resistance for high-temperature environments
- Excellent thermal stability and oxidation resistance
Application: Furnace, Heat Exchanger
- Optimized for furnaces, boilers, and industrial cooling systems
- Reliable performance in high-temperature conditions
Material Composition
Base Tube: ASTM A335 P22 Alloy Steel
| Element |
Composition |
| Carbon (C) |
0.05% - 0.15% |
| Manganese (Mn) |
0.30% - 0.60% |
| Chromium (Cr) |
1.90% - 2.60% |
| Molybdenum (Mo) |
0.90% - 1.20% |
| Phosphorus (P) |
≤ 0.025% |
| Sulfur (S) |
≤ 0.025% |
Fin Material: 11-13% Chromium Strip
| Element |
Composition |
| Chromium (Cr) |
11% - 13% |
| Iron (Fe) |
Balance |
| Carbon (C) |
≤ 0.10% |
| Manganese (Mn) |
≤ 1.00% |
Mechanical Properties
Base Tube: ASTM A335 P22 Alloy Steel
| Property |
Value |
| Tensile Strength |
415 MPa (min) |
| Yield Strength |
205 MPa (min) |
| Elongation |
≥ 30% |
| Hardness |
170 - 210 HB |
Fin Material: 11-13% Chromium Strip
| Property |
Value |
| Tensile Strength |
450 - 600 MPa |
| Yield Strength |
≥ 250 MPa |
| Elongation |
≥ 20% |
Summary
The Solid Fin Tube High Frequency Welding Type ASTM A335 P22 with 11-13Cr Strip delivers exceptional performance for furnace tubes and heat exchangers in demanding high-temperature environments. Combining thermal efficiency, durability, and corrosion resistance, this solution provides reliable heat transfer for industrial applications.
