Lecong Stainless is a well-respected manufacturer and supplier based in Da Nang, Vietnam, known for its top-notch Stainless Steel 17-4 PH Bars. These bars are crafted to provide outstanding strength, durability, and resistance to corrosion, making them ideal for tough industries. Trusted for their remarkable mechanical properties and versatility, these precipitation-hardening stainless steel bars find their place in aerospace, petrochemical, marine, power generation, and chemical processing sectors. Lecong Stainless is committed to upholding international quality standards, ensuring precision engineering, dimensional accuracy, and reliable performance, which makes their Stainless Steel 17-4 PH Bars a go-to choice for critical industrial tasks and long-lasting service needs.
These bars are made up of 17% chromium and 4% nickel, with added copper and niobium that facilitate precipitation hardening. They boast impressive 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 (H900–H1150). Even at elevated temperatures, they maintain high hardness and toughness, along with excellent resistance to pitting, oxidation, and stress corrosion cracking. Their well-balanced chemical and mechanical properties make them perfect for both structural and high-performance 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 Lecong 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.
Stainless Steel 17-4 PH Bars are commonly utilized in aerospace components, chemical equipment, offshore platforms, defense applications, and power generation systems. They are ideal for crafting shafts, fasteners, turbine blades, gears, and structural parts that face corrosive or high-stress conditions. In marine environments, they resist seawater corrosion, while in aerospace and petrochemical facilities, they deliver reliable performance under extreme operating conditions. Thanks to their superior strength-to-weight ratio and fatigue resistance, Stainless Steel 17-4 PH Bars are the material of choice for high-performance engineering projects.
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