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Home > Stainless Steel > Stainless Steel 904L Seamless Pipes
Liam Pipes and Tubes, based in Houston, USA, stands out as a leading manufacturer and supplier of Stainless Steel 904L Seamless Pipes, providing top-notch piping solutions for challenging and corrosive environments. Renowned for their expertise in high-quality stainless steels, Liam crafts 904L seamless pipes that boast remarkable corrosion resistance, particularly in acidic and chloride-heavy settings. These pipes comply with international standards like ASTM B677 and ASME SB677, making them perfect for the chemical, pharmaceutical, and marine sectors. With precise dimensional tolerances and impressive mechanical strength, Liam guarantees exceptional product quality and dependable service for all critical process needs.
Stainless Steel 904L Seamless Pipes are crafted from high-alloy austenitic stainless steel, featuring a blend of iron, chromium (19–23%), nickel (23–28%), molybdenum (4–5%), and copper (1–2%), all while maintaining a low carbon content. This unique composition grants 904L outstanding resistance to sulfuric acid, chloride stress corrosion, and pitting. These pipes deliver a tensile strength ranging from 490–710 MPa, yield strength exceeding 220 MPa, and excellent ductility. The seamless design ensures consistent quality, strength, and leak-free operation under high pressure. 904L pipes are especially prized for their mechanical reliability and corrosion resistance in aggressive chemical environments.
Range : 6NB to 1200NB
Outer Diameter : 1/8″ NPS to 12″ NPS
Thickness : 0.6 mm to 12.7 mm
Schedules : SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS.
Length : Single Random, Double Random & Cut Length
Specifications : ASTM B677 / ASTM SB677
Types : Round, Square, Rectangle, Hydraulic, Honed Tubes
End : Plain End, Beveled End
| STANDARD | UNS | WERKSTOFF NR. | JIS | AFNOR | BS | KS | EN |
| SS 904L | N08904 | 1.4539 | SUS 890L | Z2 NCDU 25-20 | 904S13 | STS 317J5L | X1NiCrMoCu25-20-5 |
| Ni | 23 – 28 |
| Cu | 1.00 – 2.00 |
| Cr | 19 – 23 |
| C | 0.20 max |
| Si | 1 max |
| Mn | 2 max |
| P | 0.045 max |
| S | 0.035 max |
| Mo | 4.00 – 5.00 |
| Grade | 904L |
| Tensile Strength (MPa) min | 490 |
| Yield Strength 0.2% Proof (MPa) min | 220 |
| Elongation (% in 50mm) min | 35 |
| Hardness | |
| Rockwell B (HR B) max | 92 |
| Brinell (HB) max | – |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Stainless Steel 904L Seamless Pipes from Liam Pipes and Tubes guarantees exceptional corrosion resistance and high temperature performance. Their pipes are manufactured to exacting standards, ensuring reliability and durability for complex applications. With a focus on customer service, Liam offers customized solutions and technical support. In addition, the rugged design reduces leakage, making it reliable for a variety of applications.
Liam Pipes and Tubes, one of the largest suppliers of Stainless Steel 904L Seamless Pipes in Houston , USA, 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.
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 904L | N08904 | 904S13 | – | 1.4539 | X1NiCrMoCuN25-20-5 | 2562 | – |
Yes, we offer custom sizes for Stainless Steel 904L Seamless Pipes to meet your specific requirements. Our team at Liam Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@liampipes.us.
Stainless Steel 904L Seamless Pipes find extensive use in various fields, including chemical processing, marine engineering, pharmaceutical production, pulp and paper industries, and gas scrubbing systems. They excel at managing strong acids, chlorides, and other corrosive substances in applications such as heat exchangers, condensers, process piping, and storage tanks. In offshore and seawater settings, the exceptional resistance of 904L to pitting and crevice corrosion makes it a preferred option. The seamless construction not only enhances durability but also ensures reliable performance in demanding environments.
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 904L | 8000 | 200 | 15 | – | – | 13 | – | 500 | 850 |
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