Isis Metals stands out as a top-notch manufacturer and supplier of Stainless Steel 904L Forgings, proudly based in Manila, Philippines. They specialize in crafting high-quality forgings that boast remarkable corrosion resistance, impressive strength, and long-lasting durability, making them perfect for tough industrial applications. Using premium-grade 904L stainless steel and cutting-edge forging techniques, their products adhere to international quality standards, ensuring precision, performance, and reliability. Isis Metals offers a variety of Stainless Steel 904L Forgings in different shapes, sizes, and finishes, catering to industries like chemical processing, oil and gas, marine engineering, and pharmaceutical manufacturing, where resistance to harsh chemicals and dependable performance are essential.
These Stainless Steel 904L Forgings are made up of 18–20% chromium, 23–28% nickel, 4–5% molybdenum, 1–2% copper, and a low carbon content (≤0.02%). This unique blend gives them outstanding resistance to pitting, crevice corrosion, and acidic environments, especially in conditions rich in chlorides or sulfuric acid. On the mechanical side, they deliver a tensile strength ranging from 520–750 MPa, yield strength between 205–450 MPa, and exhibit excellent ductility, toughness, and hardness. The forging process enhances the grain structure, boosting fatigue resistance, mechanical strength, and reliability even under high-pressure and high-temperature scenarios.
| 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.
Stainless Steel 904L Forgings find their place in chemical reactors, heat exchangers, valves, pumps, flanges, and pressure vessels that operate in corrosive settings. They are particularly well-suited for the pharmaceutical, marine, petrochemical, and food processing industries, where durability, chemical resistance, and mechanical integrity are paramount. These forgings ensure long-lasting performance, lower maintenance needs, and dependable operation, making them the go-to choice for industries that demand high-performance stainless steel solutions.














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