Njabulo Stainless has built a solid reputation in the stainless steel industry, proudly standing out as a top manufacturer and supplier of Stainless Steel 17-7 PH Bars right from Cape Town, South Africa. Renowned for their precision engineering and high-quality materials, the company delivers high-performance stainless steel solutions tailored to meet a variety of industrial needs. With a strong focus on quality, innovation, and customer satisfaction, Njabulo Stainless offers durable and corrosion-resistant 17-7 PH stainless steel bars that are perfect for demanding applications. Whether it’s for aerospace, chemical processing, or structural projects, Njabulo Stainless guarantees exceptional product standards and timely delivery to support clients throughout South Africa and beyond.
The Stainless Steel 17-7 PH Bars produced by Njabulo Stainless in Cape Town boast a carefully balanced composition of chromium (17%), nickel (7%), and aluminum, along with controlled levels of manganese, silicon, and carbon. This precipitation-hardening alloy is known for its high strength, impressive fatigue resistance, and minimal distortion after heat treatment. With a tensile strength reaching up to 200 ksi and good corrosion resistance, it’s well-suited for both harsh and critical environments. Njabulo Stainless ensures that these bars comply with ASTM A564 standards, delivering consistent mechanical performance for every application.
| 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.
Njabulo Stainless’s Stainless Steel 17-7 PH Bars are widely utilized across various high-performance industries in Cape Town and beyond. Thanks to their outstanding mechanical properties and corrosion resistance, these bars are perfect for aerospace components like springs, washers, and structural parts. They also find applications in chemical processing equipment, oil and gas tools, and marine settings. The material’s ability to endure extreme stress and fatigue makes it a go-to choice in the automotive, defense, and precision instrumentation sectors. Njabulo Stainless is committed to meeting custom specifications, ensuring clients receive the most reliable and application-appropriate stainless steel bars available.
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