A312 TP304, TP304H,TP304L Serrated Fin Pipe SS304H Fins for Fired Heater Convection Section
A312 TP304, TP304H,TP304L Serrated Fin Pipe SS304H Fins for Fired Heater Convection Section
YUHONG TP304H Serrated Fin Pipe with SS304H fins is a highly efficient heat transfer solution designed specifically for fired heater convection sections. Engineered to meet API and ASME standards, this product ensures exceptional reliability and performance in demanding high-temperature environments commonly found in petrochemical, refinery, and chemical industries.
A312 TP304, TP304H,TP304L Serrated Fin Pipe Chemical Composition of TP304H
The ASTM A312 TP304H fin tube is made from a high-performance stainless steel alloy, TP304H, known for its enhanced creep resistance and strength at elevated temperatures. The chemical composition of TP304H is as follows:
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 18.0 - 20.0 |
| Nickel (Ni) | 8.0 - 11.0 |
| Manganese (Mn) | 2.0 max |
| Silicon (Si) | 1.0 max |
| Carbon (C) | 0.04 - 0.10 |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.03 max |
A312 TP304, TP304H,TP304L Serrated Fin Pipe Mechanical Properties of TP304H
The mechanical properties of TP304H make it suitable for high-temperature applications, particularly in fired heaters. Key properties include:
| Property | Value |
|---|---|
| Yield Strength | 210 MPa |
| Tensile Strength | 520 MPa |
| Elongation | 40% |
| Hardness | 90 HRB |
| Operating Temperature | Up to 750 °C |
A312 TP304, TP304H,TP304L Serrated Fin Pipe Common Standards for Fins
The SS304H fins are available in various standards, including European and American designations. Common designations include:
| Standard | Designation |
|---|---|
| EN 10216-5 | 1.4301 |
| ASTM A240 | SS304H |
| ASTM A213 | TP304H |
A312 TP304, TP304H,TP304L Serrated Fin Pipe Applications
The TP304H Serrated Fin Pipe is a critical component in the convection sections of fired heaters, where efficient heat recovery is essential. Common applications include:
- Petrochemical and refinery heaters.
- Chemical process plant heaters.
- Heat recovery sections in industrial furnaces.
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