Welcome to Nimish Metal, your trusted source for premium stainless steel in the heart of Safat, Kuwait. We specialize in providing high-performance Stainless Steel 904L Flat Bars, a material chosen for its superior qualities. Renowned for exceptional resistance to corrosion, this alloy is the go-to solution for demanding environments. We ensure our clients receive material that offers unmatched durability and reliability for their most critical projects, backed by our commitment to quality and customer satisfaction.
The strength of 904L lies in its unique composition, which includes higher levels of chromium, nickel, and molybdenum, along with added copper. This specific blend gives the flat bar outstanding resistance to a wide range of corrosive substances, particularly sulfuric acid. Mechanically, it offers excellent toughness and good weldability, maintaining its integrity under stress. This combination of chemical and physical properties makes it a remarkably robust and long-lasting material for challenging applications.
| Standard | ASTM B649, ASME SB649 |
| Round Bar Size | 3mm~ 800mm |
| Square Bar Size | 4mm* 4mm ~100mm* 100mm |
| Flat Bar Size | 2mm ~ 100mm |
| Hex Bar Size | 2mm ~ 100mm |
| Angle Size | 3mm* 20mm* 20mm~ 12mm* 100mm* 100mm |
| Thickness | 50 mm to 6000 mm Long |
| Length | 1 To 6 Meters, Custom Cut Length |
| Form | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc |
| Grade | Ni | Mo | Cr | Cu | C | Mn | Si | P | S |
| 904L | 23 – 28 | 4 – 5 | 19 – 23 | 1 – 2 | 0.02 max | 2.0 max | 1.0 max | 0.045 max | 0.035 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.05 g/cm3 | 1350 °C (2460 °F) | Psi – 71000 , MPa – 490 | Psi – 32000 , MPa – 220 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | JIS | BS | KS | EN |
| 904L | 1.4539 | N08904 | Z2NCUD31-20AZ | SUS 890L | 904S13 | STS 317J5L | X1NiCrMoCu25-20-5 |
Stainless Steel 904L Flat Bar is widely used in chemical processing, oil and gas, marine, pharmaceutical, and pulp and paper industries due to its exceptional corrosion resistance, particularly in acidic, chloride-rich, and high-stress environments.
Stainless Steel 904L offers superior corrosion resistance compared to standard austenitic stainless steels, excelling in harsh environments with strong acids (sulfuric, phosphoric) and chloride exposure, due to its high nickel, chromium, and molybdenum content, reducing pitting and stress corrosion.
Yes, Stainless Steel 904L Flat Bar is highly suitable for marine environments due to its excellent resistance to chloride-induced pitting, crevice corrosion, and stress corrosion cracking, making it ideal for shipbuilding, seawater equipment, and coastal structural applications.
The exceptional corrosion resistance of the 904L Flat Bar makes it indispensable in industries where failure is not an option. You will commonly find it in the construction of chemical processing plants, pharmaceutical equipment, and pollution control systems like scrubbers. It is also the preferred material for components in oil and gas refining, seawater handling, and pulp and paper production. Essentially, wherever harsh acids and chlorides are present, this flat bar provides the necessary resilience for structural and fabrication needs.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Nimish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Safat, Kuwait
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