Lecong Stainless is a trusted manufacturer and supplier based in Da Nang, Vietnam, specializing in high-quality Stainless Steel 17-4 PH Tubing that’s designed for top-notch performance in critical industries. This tubing is celebrated for its remarkable blend of strength, toughness, and resistance to corrosion, making it a go-to choice in sectors like aerospace, chemical processing, petrochemical, power generation, and marine applications. Lecong Stainless is committed to upholding international standards, ensuring that their tubing boasts excellent dimensional accuracy, a smooth surface finish, and impressive durability, which makes it ideal for high-pressure, high-temperature, and corrosive environments.
The Stainless Steel 17-4 PH Tubing is made up of about 17% chromium and 4% nickel, along with copper and niobium for precipitation hardening. This unique composition delivers exceptional tensile strength ranging from 1000 to 1200 MPa, yield strength between 800 and 1000 MPa, and elongation of 10 to 20%, depending on the heat treatment (from H900 to H1150). The tubing excels in resisting oxidation, stress corrosion cracking, and pitting, while also maintaining toughness and hardness across a broad temperature spectrum, making it a reliable option for challenging conditions.
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr | Cb+Ta |
| SS 17-4 PH | 0.07 | 1.0 max | 1.0 max | 0.03 | 3.0 – 5.0 | Bal | 3.0 – 5.0 | 15.0 – 17.5 | 5 X C / 0.45 |
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Testing and certification assure the highest quality of Stainless Steel 17-4 PH Tubing in Lecong Stainless. Comprehensive Inspection for numerous tests-such as mechanical, dimensional, and corrosion resistance. Certified worldwide, the tubing has excellent strength and durability and performance that meets almost every industry requirement.
Stainless Steel 17-4 PH 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 17-4 PH 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 17-4 PH 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 17-4 PH 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 17-4 PH 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 17-4 PH 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
You’ll find Stainless Steel 17-4 PH Tubing commonly used in aerospace structural components, chemical process equipment, pressure vessels, oil and gas systems, and marine applications. Its impressive strength-to-weight ratio and corrosion resistance make it perfect for hydraulic and instrumentation tubing, heat exchangers, and high-pressure piping systems. In the power generation sector, it’s utilized for turbine components and boiler tubing, while in marine settings, it stands up to seawater corrosion for long-lasting performance. Its versatility and mechanical efficiency make Stainless Steel 17-4 PH Tubing a favored choice for critical industrial operations.
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