Strategically located in the industrial heart of Manama, Bahrain, Junaid Metals has built a reputation for precision and reliability in the supply of high-performance alloys. We take particular pride in our expertise with Stainless Steel 17-4PH forgings, a material chosen for its exceptional strength and resilience. Our dedicated approach ensures that every component we supply meets the most demanding specifications, providing our clients across various sectors with durable and dependable solutions forged to withstand rigorous operational challenges.
Stainless Steel 17-4PH, also known as 630 stainless, is a precipitation-hardening alloy renowned for its remarkable combination of strength and corrosion resistance. Its composition is primarily chromium and nickel, with critical additions of copper and niobium. Through a controlled heat treatment process known as aging, this alloy achieves impressive mechanical properties, including very high tensile strength and excellent hardness, all while maintaining good toughness. This makes it a superior choice over conventional stainless steels for high-stress applications.
Specifications ASTM B564 / ASME SB564 AMS 5644
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.
| 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 ideal temperature range for forging Stainless Steel 17-4PH is 1850°F to 2050°F (1010°C to 1120°C). Post-forging, annealing or solution treating is necessary to achieve optimal properties.
Yes, Stainless Steel 17-4PH forgings can be forged into custom shapes. This alloy offers excellent strength, corrosion resistance, and machinability, making it suitable for precision custom forging applications.
The forging process for Stainless Steel 17-4PH typically takes several hours, including heating, shaping, and cooling. The exact duration depends on part size, complexity, and specific forging techniques used.
The unique properties of 17-4PH forgings make them indispensable in fields where failure is not an option. You will commonly find these components in critical aerospace parts like landing gear components, in the demanding environment of oil and gas valves and pumps, and within the pharmaceutical and food processing industries for their corrosion-resistant needs. They are also essential for marine applications and for crafting high-strength tools and fasteners. Essentially, wherever a combination of strength, hardness, and resistance to corrosion is paramount, 17-4PH forged parts deliver unmatched performance and longevity.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
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