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- Kuala lumpur, Malaysia
Home > Stainless Steel > Stainless Steel 904L Heat Exchanger Tubing
**Maria Pipes and Tubes**, based in Kuala Lumpur, Malaysia, stands out as a leading manufacturer and supplier of **Stainless Steel 904L Heat Exchanger Tubing**. This tubing is specifically designed to perform exceptionally well in environments that are both highly corrosive and high-temperature. By employing both seamless and welded manufacturing methods, along with strict quality control measures, the company guarantees that its products meet international performance standards. These tubes are tailored to satisfy the diverse needs of various industries, including chemical processing, petrochemical, power generation, desalination, and marine engineering.
**Stainless Steel 904L** (UNS N08904 / EN 1.4539) is a super-austenitic stainless steel alloy that contains around 19–23% chromium, 23–28% nickel, 4–5% molybdenum, 1–2% copper, and a very low carbon content. This unique blend gives it remarkable resistance to pitting and crevice corrosion, particularly in environments rich in chlorides and in reducing acids like sulfuric and phosphoric. It meets the ASTM A213 (ASME SA‑213) and ASTM B677 standards, making 904L seamless tubing ideal for high-pressure, high-temperature heat exchanger applications.
Range : 10 mm OD to 50.8 mm OD
Outer Diameter : 6.00 mm to 101.60 mm
Wall Thickness : 0.70 mm to 8.00 mm
Length : up to 20 m (65.62 ft) Length & Customed Required Length
Specifications : ASTM A 213, A 268, A 269, A 789, Equivalent to ASME, EN, JIS Etc.
| Element | SS 904L |
| C | 0.020 max |
| Mn | 2.00 max |
| Si | 1.00 max |
| P | 0.040 max |
| S | 0.030 max |
| Cr | 19.00 – 23.00 |
| Mo | 4.00 – 5.00 max |
| Ni | 23.00 – 28.00 |
| Cu | 1.00 – 2.00 |
| Element | SS 347 | SS 347H |
| Density | 8.0 g/cm3 | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 | Psi – 30000 , MPa – 205 |
| Elongation | 35 % | 35 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
**Stainless Steel 904L Heat Exchanger Tubing** is commonly utilized in shell-and-tube units, U-tube bundles, and condensers, where reliable performance under corrosive and thermal stress is essential. It’s especially favored in chemical and pharmaceutical facilities, sulfuric acid processing, desalination systems, power plant condensers, and pollution control equipment such as flue gas desulfurization units. The seamless design ensures consistent dimensions and structural strength, while the alloy’s corrosion resistance helps lower maintenance costs and prolong service life.
Maria Pipes and Tubes, one of the largest suppliers of Stainless Steel 904L Heat Exchanger Tubing in Kuala lumpur, Malaysia, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Stainless Steel 904L Heat Exchanger Tubing to meet your specific requirements. Our team at Maria Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@mariapipes.com.
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | KS | AFNOR | EN |
| SS 904L | 1.4539 | N08904 | SUS 904L | 904S13 | STS 317J5L | Z6CNDT17‐123 | X1NiCrMoCu25-20-5 |
Stainless Steel 904L Heat Exchanger Tubing is widely used in various industries due to its excellent corrosion resistance and durability. It is ideal for applications in chemical processing, oil and gas, and marine environments, where exposure to aggressive media is common. The tubing is also employed in power plants and desalination plants, ensuring efficient heat transfer and enhanced performance. Additionally, its ability to withstand high temperatures and pressures makes it suitable for heat exchangers in petrochemical facilities, contributing to reliable operations in challenging conditions.
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