ASTM A403 TP304L Heat Exchanger Tube Sheet Rotated Triangular Design for High-Temperature Corrosion Resistance
Yuhong Holding Group Co., Ltd. is a globally recognized manufacturer specializing in pressure vessels, with an annual production capacity exceeding 6,000 tons. We provide a wide range of high-quality products, including thin-film evaporators, heat exchangers, reactors, columns, storage tanks, and filters, serving industries such as petrochemicals, pharmaceuticals, and energy.
Our WPS304L-S Stainless Steel Tubesheet, produced in compliance with ASTM A403, is specifically designed for heat exchangers with a rotated triangular hole pattern. This design ensures enhanced fluid distribution and thermal efficiency. Made from 304L stainless steel, the tubesheet offers excellent corrosion resistance, durability, and performance in demanding industrial environments.
ASTM A403 TP304L Heat Exchanger Tube Sheet Chemical Composition
The 304L stainless steel is a low-carbon variation of 304, providing excellent resistance to corrosion and intergranular attack after welding. Below is the chemical composition:
| Element | Composition (%) |
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Silicon (Si) | ≤ 0.75 |
| Chromium (Cr) | 18.0 - 20.0 |
| Nickel (Ni) | 8.0 - 12.0 |
ASTM A403 TP304L Heat Exchanger Tube Sheet Mechanical Properties
The mechanical properties of 304L make it suitable for high-pressure and high-temperature environments, ensuring reliability and safety in heat exchanger applications.
| Property | Value |
| Tensile Strength (MPa) | ≥ 485 |
| Yield Strength (MPa) | ≥ 170 |
| Elongation (%) | ≥ 40 |
| Hardness (HBW) | ≤ 187 |
Other Equivalent Grades of ASTM A403 TP304L Heat Exchanger Tube Sheet
304L stainless steel is recognized worldwide under different standards. Below are some common equivalents:
| Standard | Grade |
| ASTM/ASME | 304L |
| EN/DIN | 1.4306 |
| JIS | SUS304L |
| ISO | X2CrNi18-9 |
| GB/T | 022Cr19Ni10 |
Heat Exchanger Tubesheet Types
Tubesheets are critical components in shell and tube heat exchangers, serving as the base for aligning and securing the tubes. Different hole patterns and designs are used to optimize performance for specific applications.
Common Tubesheet Types:
-
Rotated Triangular Pattern:
- Maximizes tube density and heat transfer efficiency.
- Ideal for compact designs.
-
Square Pattern:
- Simplifies cleaning and maintenance.
- Suitable for applications requiring lower pressure drops.
-
Custom Patterns:
- Tailored designs to meet unique project requirements.
The rotated triangular pattern used in the WPS304L-S Tubesheet enhances fluid distribution and thermal performance, making it a preferred choice for high-efficiency heat exchangers.
Conclusion ASTM A403 TP304L Heat Exchanger Tube Sheet
The WPS304L-S Stainless Steel Tubesheet, manufactured by Yuhong Holding Group Co., Ltd., is a high-quality solution for heat exchangers. With its ASTM A403 compliance, rotated triangular pattern, and excellent material properties, it is ideal for demanding industrial applications.
For more information or custom solutions, please contact us today. We look forward to meeting your industrial needs with the highest quality products.
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