Walid Stainless, located in Tunis, Tunisia, is a reputable manufacturer and supplier of high-quality stainless steel products, including Stainless Steel 17-7 PH tubing. Renowned for its precision manufacturing, durability, and unwavering quality, Walid Stainless delivers tubing solutions designed for high-strength and high-performance applications. The Stainless Steel 17-7 PH tubing is crafted in line with international standards, guaranteeing excellent dimensional accuracy, mechanical strength, and a long service life. With a strong technical background and a customer-centric approach, Walid Stainless caters to a diverse range of industries both in Tunisia and around the globe.
Stainless Steel 17-7 PH is a precipitation-hardening stainless steel alloy that contains about 17% chromium, 7% nickel, and aluminum as the main strengthening element. This unique composition provides impressive corrosion resistance along with outstanding mechanical strength after heat treatment. The tubing showcases high tensile and yield strength, remarkable hardness, and good fatigue resistance. Stainless Steel 17-7 PH maintains its dimensional stability and mechanical properties over a broad temperature range, making it ideal for precision and high-stress applications.
| Tensile Strength | 1100 MPa (160,000 psi) minimum |
| Yield Strength | 1035 MPa (150,000 psi) minimum |
| Elongation | 20% minimum |
| Hardness | HRC 40-47 (in Condition TH1050) |
| Element | Min | Max |
|---|---|---|
| Cr | 16 | 18 |
| Ni | 6.5 | 7.75 |
| Al | 0.75 | 1.5 |
| Mn | – | 1 |
| Si | – | 1 |
| C | – | 0.09 |
| P | – | 0.04 |
| S | – | 0.03 |
| Fe | Balance | |
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We ensures the highest quality stainless steel 17-7 PH tubing through rigorous testing and certification processes. Our products undergo extensive technical, chemical and theoretical testing to meet international standards. We offer an extensive certification report, which guarantees excellent performance, authority and reliability, making us a trusted supplier in the industry.
Stainless Steel 17-7PH Seamless Tubing offers high strength and moderate corrosion resistance. Available in sizes ranging from 0.25″ to 2″ OD, it is ideal for aerospace and chemical processing applications. Its seamless construction ensures uniformity and integrity under pressure.
Stainless Steel 17-7PH Welded Tubing provides excellent formability and corrosion resistance. Sizes range from 0.5″ to 4″ OD, suitable for structural and mechanical uses. The welded seams are treated to enhance durability and prevent corrosion
Stainless Steel 17-7PH Heat Exchanger Tubes are designed for high-temperature environments, offering excellent corrosion resistance. Available in sizes from 0.5″ to 3″ OD, these tubes are crucial for efficient heat transfer in industrial processes. They are often used in power generation and petrochemical industries.
Stainless Steel 17-7PH Instrumentation Tubing ensures precision and high corrosion resistance. Typically available in sizes from 0.125″ to 1″ OD, it is perfect for sensitive instrumentation and control systems. Its stability under varying pressures makes it ideal for critical applications.
Stainless Steel 17-7PH Boiler Tubes are built to withstand high pressures and temperatures, with excellent corrosion resistance. Sizes range from 0.5″ to 5″ OD, making them suitable for power plants and industrial boilers. They ensure long-lasting performance under extreme conditions.
Stainless Steel 17-7PH U-Tubes offer great strength and corrosion resistance, ideal for heat exchangers and condensers. Available in sizes from 0.5″ to 2.5″ OD, these U-shaped tubes facilitate efficient thermal transfer. Their design allows for effective use in compact spaces
Stainless Steel 17-7PH Condenser Tubes are corrosion-resistant and highly durable, ideal for condensing heat in various systems. Sizes range from 0.5″ to 3″ OD, used extensively in HVAC and refrigeration industries. These tubes ensure efficient and reliable performance.
Stainless Steel 17-7PH Fin Tubes enhance heat transfer efficiency while providing excellent corrosion resistance. Available in sizes from 0.5″ to 3″ OD with various fin configurations, they are used in heat exchangers and cooling applications. The fins increase the surface area for better thermal performance.
Stainless Steel 17-7 PH tubing finds extensive use in industries that demand high strength, reliability, and dimensional stability. Common applications include components for aerospace and aviation, chemical processing equipment, pressure vessels, mechanical assemblies, and structural tubing. It’s also frequently utilized in springs, fasteners, and high-load components where fatigue resistance and strength are essential. With its excellent strength-to-weight ratio and robust performance, 17-7 PH tubing guarantees efficient and long-lasting service in challenging industrial settings.
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