Isis Metals is a well-respected manufacturer and supplier of Stainless Steel 347H Forgings located in Manila, Philippines. We pride ourselves on delivering high-quality stainless steel products that are designed for durability, heat resistance, and outstanding strength. Our Stainless Steel 347H Forgings are crafted using cutting-edge forging techniques and top-notch raw materials, ensuring they perform exceptionally well in tough industrial settings. Renowned for their remarkable resistance to oxidation, corrosion, and creep at high temperatures, these forgings are perfect for heavy-duty applications. At Isis Metals, we guarantee that every Stainless Steel 347H Forging adheres to international quality standards, providing dependable solutions for the chemical, petrochemical, and power generation sectors.
Stainless Steel 347H Forgings are high-carbon, niobium-stabilized austenitic stainless steels that include chromium (17–19%), nickel (9–13%), carbon (0.04–0.10%), and niobium (10×C–1%). This unique composition boosts their resistance to intergranular corrosion and carbide precipitation. They showcase a tensile strength of around 515 MPa, yield strength of 205 MPa, and an elongation of 40%. Stainless Steel 347H Forgings offer excellent creep strength, oxidation resistance, and structural stability at elevated temperatures, ensuring they maintain their mechanical integrity even under extended thermal stress and pressure.
| 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 | N | Ni | Ti |
| SS 347H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Yes, Stainless Steel 347H forgings can be used for potable water applications, offering excellent corrosion resistance and durability, particularly in high-temperature systems or environments with varying water quality.
Yes, Stainless Steel 347H forgings can be used for structural applications, offering high strength, excellent corrosion resistance, and stability under elevated temperatures, making them ideal for demanding structural environments.
Yes, Stainless Steel 347H forgings are highly suitable for high-temperature applications due to their niobium stabilization, which enhances resistance to oxidation, thermal stress, and intergranular corrosion at elevated temperatures.
Stainless Steel 347H Forgings find extensive use in industries that demand materials capable of enduring high temperatures and corrosive environments. They are perfect for boiler components, pressure vessels, heat exchangers, superheaters, furnace parts, and exhaust systems. These forgings are heavily utilized in petrochemical, chemical processing, and power generation facilities, where resistance to oxidation and creep is crucial. Additionally, they are well-suited for aerospace and refinery applications that involve continuous heat exposure. The combination of durability, strength, and reliability makes them an excellent choice for a variety of demanding applications.














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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