Starc Metals stands out as a premier manufacturer and supplier located in Canberra, Australia, with a keen specialization in top-notch Stainless Steel 904L Forgings. The company prides itself on its unwavering commitment to quality, precision, and reliability, ensuring that their products consistently meet international standards for performance and durability. Serving a wide array of industries such as chemical processing, oil and gas, marine, and engineering, Starc Metals provides tailored solutions for even the most demanding applications. By employing cutting-edge forging techniques, rigorous quality control, and prompt delivery, they guarantee that each 904L stainless steel forging boasts exceptional strength, corrosion resistance, and longevity. Over the years, Starc Metals has built a solid reputation as a trusted supplier not just in Australia, but beyond.
Stainless Steel 904L Forgings are crafted from high-alloy austenitic stainless steel with a low carbon content, featuring 19–23% chromium, 23–28% nickel, 4–5% molybdenum, and 1–2% copper. This unique composition grants remarkable resistance to corrosion, pitting, and stress cracking, especially in acidic and harsh environments. The material is known for its excellent toughness, with a tensile strength ranging from approximately 490–710 MPa, and it also offers good weldability. Its superior hardness retention and formability, even at elevated temperatures, make 904L stainless steel forgings perfect for critical applications that require long-lasting performance and reliability in challenging industrial and marine conditions.
| Standard | ASTM A182, ASME SA182 |
| Specification | DIN, ASTM, BS and all International Standards |
| Flat bar blocks | up to 27″ width and 15,000 lbs. |
| Cylinders and sleeves | up to 50″ maximum O.D. and 65″ maximum length |
| Discs and hubs | up to 50″ diameter and 20,000 lbs. |
| Rolled, hand forged or mandrel forged rings | up to 84″ maximum O.D. and 40″ maximum length |
| Rounds, shafts and step shafts | up to 144″ maximum length and 20,000 lbs. |
| Forging Types | Impression Die Forging, Open Die Forging, Seamless Rolled Forging, Hot Forging, Cold Forging, Open die hammer forging, Impression die drop forging, Closed Die Forging, Press Forging, Upset Forging, Compression Forging, Swaging, Rotary Forging, Roll forging. |
| Grade | C | Mn | Si | P | S | Cr | MO | Ni | Cu | |
| 904L | min. | – | – | – | – | – | 19.0 | 4.0-5.0 | 23.0 | 1.0 |
| max. | 0.20 | 2.0 | 1.0 | 0.045 | 0.035 | 23.0 | 28.0 | 2.0 | ||
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.95 g/cm3 | 1350 °C (2460 °F) | Psi – 71000 , MPa – 490 | Psi – 32000 , MPa – 220 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | KS | AFNOR | EN |
| SS 904L | 1.4539 | N08904 | SUS 904L | 904S13 | STS 317J5L | Z2 NCDU 25-20 | X1NiCrMoCu25-20-5 |
Yes, Stainless Steel 904L can be forged into custom shapes. Through advanced forging techniques, it can be shaped into various configurations to meet specific design and performance requirements for different applications.
Stainless Steel 904L forgings require minimal maintenance. Regular cleaning with mild detergents, periodic inspections for corrosion, and avoiding high-temperature exposure to chloride-rich environments ensure optimal performance and longevity.
Yes, Stainless Steel 904L forgings can be customized for specific applications. They can be tailored in size, shape, and finish to meet unique requirements, ensuring optimal performance in various industries.
These Stainless Steel 904L Forgings find extensive use in industries that prioritize high corrosion resistance, mechanical strength, and reliability. They are particularly well-suited for chemical and pharmaceutical equipment, pressure vessels, heat exchangers, marine components, and machinery used in oil and gas processing. Their outstanding resistance to sulfuric, phosphoric, and acetic acids makes them ideal for offshore platforms and aggressive industrial settings. Furthermore, 904L forgings are also utilized in structural applications, power generation, and food processing equipment, thanks to their durability, strength, and hygienic surface finish.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Starc Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Canberra, Australia
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