Al Summan Metals, based in Dubai, UAE, has built a strong reputation as a trustworthy manufacturer and supplier of premium Stainless Steel 17-4 PH Forgings. Placing great emphasis on precision, durability, and innovation, Al Summan Metals provides stainless steel products that not only comply with international standards but also cater to a broad spectrum of industrial requirements. Their Stainless Steel 17-4 PH Forgings are engineered for exceptional strength, corrosion resistance, and toughness, making them ideal for even the harshest environments. With their advanced forging technology, thorough quality inspections, and timely delivery, Al Summan Metals ensures reliable, high-performance materials that offer enduring value and efficiency across numerous industries, including aerospace, marine, and industrial applications in UAE and beyond.
Stainless Steel 17-4 PH Forgings belong to the precipitation-hardening martensitic stainless steel category, containing 15–17.5% chromium, 3–5% nickel, 3–5% copper, along with a small amount of niobium to enhance hardenability. Regarding mechanical properties, these forgings offer a tensile strength between 930 and 1310 MPa, a yield strength of 725 to 1000 MPa, and an elongation of 10 to 15%. This blend delivers outstanding toughness, hardness, and corrosion resistance. Because of their distinctive makeup, they retain their strength even under high temperatures, withstand oxidation, and stay dimensionally stable, which makes them well-suited for essential parts used in demanding, high-stress applications.
SpecificationsASTM B564 / ASME SB564 AMS 5644
Flat bar blocksup to 27″ width and 15,000 lbs.
Cylinders and sleevesup to 50″ maximum O.D. and 65″ maximum length
Discs and hubsup to 50″ diameter and 20,000 lbs.
Rolled, hand forged or mandrel forged ringsup to 84″ maximum O.D. and 40″ maximum length
Rounds, shafts and step shaftsup to 144″ maximum length and 20,000 lbs.
| Grade | C | Ni | Si | S | Mn | P | Cr | Cu | |
| SS 17-4 PH | min. | – | 3.0 | – | – | – | – | 15.00 | 3.0 |
| max. | 0.07 | 5.0 | 1.00 | 0.03 | 1.0 | 0.04 | 17.5 | 5.0 | |
| Grade | Tensile Strength (ksi) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (ksi) min | Hardness |
| 17-4 PH | 135 | 16 | 105 | 277 |
| STANDARD | UNS | WERKSTOFF NR. |
| 17-4 PH | S17400 | 1.4542 |
The optimal temperature window for forging Stainless Steel 17-4PH is 1850°F to 2050°F (1010°C to 1120°C). After forging, annealing or solution treating is required to reach the best possible properties.
Yes, Stainless Steel 17-4PH forgings can be shaped into custom designs. This alloy provides outstanding strength, resistance to corrosion, and machinability, which makes it well-suited for precision custom forging applications.
Forging Stainless Steel 17-4PH generally requires several hours to complete, encompassing heating, shaping, and cooling. How long it actually takes depends on the size of the part, its complexity, and the particular forging methods applied.
Stainless Steel 17-4 PH Forgings are commonly seen across sectors such as aerospace, marine, petrochemical, and power generation, owing to their outstanding blend of strength, toughness, and corrosion resistance. They’re ideal for producing shafts, valve bodies, turbine components, gears, fasteners, and pump parts that must endure stress and demanding environments. Additionally, these forgings serve in food processing, paper, and chemical equipment because of their resistance to wear and oxidation. The exceptional mechanical properties and dependability of 17-4 PH Forgings establish them as a preferred option for high-performance engineering and structural applications.






We provide items supplied with both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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