Aditya Stainless stands out as a top-notch manufacturer and supplier of high-quality Stainless Steel 17-7 PH Bars right in Kolkata, India. With a strong dedication to excellence, they produce precision-engineered SS 17-7 PH bars that adhere to strict international standards. Thanks to their advanced production methods and thorough quality checks, the company offers reliable and durable solutions for a variety of industrial needs. Their SS 17-7 PH bars are highly regarded for their remarkable strength, corrosion resistance, and outstanding mechanical properties. Catering to industries like aerospace, chemical processing, and oil & gas, Aditya Stainless guarantees timely deliveries, tailored solutions, and competitive pricing for clients throughout Kolkata and beyond.
Stainless Steel 17-7 PH Bars are made from precipitation-hardened stainless steel, featuring around 17% chromium and 7% nickel, along with small amounts of aluminum. This unique blend provides excellent corrosion resistance and impressive strength after heat treatment. The mechanical properties include a tensile strength of up to 1100 MPa, yield strength of 1035 MPa, and elongation ranging from 6–10%. The material achieves a hardness between 35–43 HRC. SS 17-7 PH is also known for its good formability in the annealed state and maintains its mechanical properties at temperatures up to 600°F (316°C), making it perfect for critical engineering applications.
| Grade | C | P | Si | Ni | Cu | Fe | Mn | S | Cr | AL |
| SS 17-7 PH | .09 | .04 | 1.0 max | 6.50 – 7.75 | – | Bal | 1.0 max | 0.04 | 16.0 – 18.0 | .75 – 1.50 |
Properties | Metric | Imperial |
|---|---|---|
Tensile strength | 1170 MPa | 170000 psi |
Yield strength | 965 MPa | 140000 psi |
Modulus of elasticity | 204 GPa | 29600 ksi |
Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break | 6% | 6% |
Hardness, Rockwell C | 38 | 38 |
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We ensures the highest quality for its stainless steel 17-7 pH bars through rigorous testing and certification. Each product undergoes a thorough evaluation, including tensile strength, corrosion resistance and hardness testing. Our breweries are certified by renowned industry standards, ensuring high performance and reliability in challenging applications.
17-7 PH round bars offer high strength and excellent fatigue resistance, ideal for aerospace, automotive, and industrial applications, providing durability and reliability in demanding conditions.
17-7 PH flat bars are known for their superior strength and fatigue resistance, suitable for aerospace and industrial components, offering excellent performance under high stress and temperature conditions.
17-7 PH square bars deliver high strength and stability, ideal for aerospace, automotive, and industrial applications, ensuring durability and performance in environments requiring resilience and reliability.
17-7 PH rectangular bars provide robust strength and fatigue resistance, used in aerospace and industrial applications where high performance and durability are essential, even under extreme conditions.
17-7 PH hexagonal bars offer excellent strength and fatigue resistance, perfect for aerospace and industrial uses, ensuring reliable performance and durability in high-stress and temperature environments.
17-7 PH T-bars provide high strength and corrosion resistance, suitable for structural support and critical aerospace components, ensuring durability and performance under challenging conditions.
Aditya Stainless’s Stainless Steel 17-7 PH Bars find extensive use in industries that demand high strength, hardness, and moderate corrosion resistance. Common applications include aerospace components like springs, diaphragms, and retaining rings, as well as equipment for chemical processing and parts for nuclear reactors. They are also utilized in medical instruments, precision tools, and oil & gas equipment due to their excellent fatigue resistance and dimensional stability. In Kolkata and across India, Aditya Stainless meets the needs for SS 17-7 PH bars in specialized industries where reliability and performance are crucial.
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