Adam Stainless, a top-notch manufacturer and supplier located in Canberra, Australia, has built a solid reputation for providing high-quality stainless steel products tailored for the industrial, engineering, and manufacturing sectors. One of their standout offerings is the **Stainless Steel 17-4 PH Bars**, known for their remarkable strength, durability, and resistance to corrosion. Crafted with precision and a commitment to stringent quality standards, these bars are engineered to perform reliably even in the toughest environments. Adam Stainless guarantees that each 17-4 PH bar delivers outstanding mechanical performance and precise dimensions, catering to industries like aerospace, marine, petrochemical, and power generation, both in Australia and beyond.
The Stainless Steel 17-4 PH Bars are primarily made up of iron, with chromium (15–17.5%), nickel (3–5%), copper (3–5%), and niobium (≤0.45%) added to boost strength and toughness. This precipitation-hardening alloy strikes a perfect balance between high tensile strength (up to 1100 MPa) and impressive corrosion resistance and hardness after heat treatment. It maintains its structural integrity at elevated temperatures up to 600°F (315°C) and shows good resistance to fatigue, wear, and stress corrosion cracking. The bars are also highly machinable and can be heat-treated to achieve the desired mechanical properties for various applications.
| Grade | C | P | Si | Ni | Cu | Fe | Mn | S | Cr | Cb+Ta |
| SS 17-4 PH | 0.07 | 0.04 | 1.0 max | 3.0 – 5.0 | 3.0 – 5.0 | Bal | 1.0 max | 0.03 | 15.0 – 17.5 | 5 X C / 0.45 |
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At Adam Stainless, all stainless steel 17-4 PH panels have been rigorously tested and quality assured to meet international standards. Our products are certified for durability, tensile strength and corrosion resistance, backed by material test certificates (MTC) and third-party inspections. Trust in our commitment to providing reliable and quality stainless steel solutions.
17-4 PH round bars offer high strength and excellent corrosion resistance, ideal for aerospace, marine, and industrial applications, providing durability and reliability in demanding environments.
17-4 PH flat bars deliver superior strength and corrosion resistance, suitable for structural components, aerospace parts, and industrial equipment, ensuring long-lasting performance under high stress and corrosive conditions.
17-4 PH square bars provide exceptional strength and fatigue resistance, perfect for use in aerospace and industrial applications where high performance and durability are required.
17-4 PH rectangular bars are used in high-stress applications, offering excellent strength and corrosion resistance, ideal for aerospace, chemical processing, and industrial components.
17-4 PH hexagonal bars offer high strength and resistance to corrosion, suitable for making aerospace parts, mechanical components, and industrial fittings, ensuring durability in challenging environments.
17-4 PH T-bars provide exceptional performance in aerospace and industrial applications, delivering high strength and corrosion resistance, ideal for structural support and critical components.
These bars find extensive use in industries that demand both high strength and corrosion resistance, such as aerospace, chemical processing, oil and gas, and paper manufacturing. They are commonly used in applications like shafts, valve components, fasteners, gears, and structural parts that operate under high stress or in corrosive environments. In marine and offshore industries, 17-4 PH Bars are favored for their ability to resist pitting and oxidation while maintaining toughness. Their blend of performance, durability, and ease of fabrication makes them an excellent choice for both heavy-duty and precision-engineered components.







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