Hindco Steel And Alloys is a trusted name in the global stainless steel industry, offering high-quality Stainless Steel 904L Pipes known for exceptional performance, corrosion resistance, and durability. These pipes are manufactured in compliance with ASTM B677 TP904L specifications and meet the requirements of the UNS N08904 standard. Also referred to by its universal standard name as SS 904L, this high-alloy austenitic stainless steel is specifically designed for applications that require resistance to aggressive corrosion and stress cracking environments.
The 904L stainless steel pipes we supply are widely used in oil and gas refineries, petrochemical plants, heat exchangers, condensers, seawater cooling systems, pulp and paper industries, and marine environments. The presence of high chromium and nickel content, along with additions of copper and molybdenum, enhances its ability to withstand harsh media such as sulfuric acid, phosphoric acid, and chloride-induced pitting and crevice corrosion. This makes SS 904L Pipes a preferred choice for critical applications where conventional stainless steels such as 304 or 316 may fail.
At Hindco Steel And Alloys, all our ASTM B677 TP904L Pipes are produced using top-grade raw materials and advanced manufacturing technologies. Our commitment to quality ensures each pipe is subjected to rigorous testing procedures including hydro testing, PMI testing, and ultrasonic inspections, ensuring dimensional accuracy and mechanical integrity. These pipes are available in seamless, ERW, welded, and fabricated forms with different finishes such as bright annealed, polished, and pickled. Sizes range from 1/8” NB to 24” NB in SCH 5S to SCH XXS, suitable for diverse industrial setups.
We supply UNS S34709 Pipes in different lengths, diameters, and wall thicknesses to accommodate both standard and custom project requirements. Our product range is available in both mill finish and polished finishes with end types like plain end, beveled end, and threaded end. With in-house quality testing, every pipe is delivered with full traceability, including MTC, third-party inspection reports, and compliance with global norms like ASME, ANSI, DIN, and EN standards.
| Specifications | ASTM A213, A312, A269, A358 / ASME SA213, SA312, SA269, SA358 |
|---|---|
| Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24" NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Thickness Range | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type | Seamless / ERW / Welded / Fabricated / CDW |
| Form | Round Tubes, Square Tubes, Rectangular Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Beveled End, Treaded |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Tubes, Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
|---|---|---|---|---|---|---|---|---|---|
| SS 904L | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 18 – 20 | - | 8 – 11 | - |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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