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Lecong Stainless is a reputable manufacturer and supplier based in Da Nang, Vietnam, specializing in high-quality Stainless Steel 17-4 PH Sheets and Plates. These products are crafted for exceptional strength, corrosion resistance, and durability, making them perfect for tough industrial applications. This particular grade of precipitation-hardening stainless steel is known for its impressive mechanical strength and its ability to resist stress corrosion cracking, even in moderately corrosive environments. Lecong Stainless prides itself on precision manufacturing, rigorous quality control, and adherence to international standards, ensuring that their sheets and plates deliver consistent dimensional accuracy, long-lasting performance, and reliability across various sectors, including aerospace, chemical, petrochemical, marine, and power generation.
The Stainless Steel 17-4 PH Sheets and Plates are made up of 17% chromium and 4% nickel, along with trace amounts of copper and niobium/tantalum to enhance precipitation hardening. They boast tensile strengths between 930 and 1400 MPa, yield strengths of 655–1100 MPa, and elongation rates of 10–20%, depending on the aging process. These sheets and plates excel in resisting general corrosion, pitting, and stress corrosion cracking. Their unique combination of high strength, toughness, and corrosion resistance makes them a reliable choice for structural, mechanical, and high-stress applications.
| Grade | C | Mn | Si | P | S | Cr | Mo |
| SS 17-4PH | 0.07 max | 1.0 max | 1.0 max | .07 max | .03 max | 17.5 – 15.0 | .05 |
| Grade | Ultimate Tensile Strength, psi | Yield Strength, psi | Elongation | Rockwell Hardness |
| SS 17-4PH | 160,000 | 145,000 | 5% | C35 |
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Stainless Steel 17-4 PH Hot Rolled Sheets and Plates is available in any size. Sizing usually takes place between 3mm-150mm thick. The characteristics of the SS 17-4 PH are that they show excellent strength with high hardness in them, making their application possible under heavy wear resistance application.
Stainless Steel 17-4 PH Cold Rolled Sheets are available in 0.3mm to 6mm in thickness and up to 1500mm in width with a smooth surface finish. These sheets have improved mechanical properties and dimensional accuracy, thus suitable for precision components. It retains good corrosion resistance, suitable for aerospace and pharmaceutical industries.
Stainless Steel 17-4 PH Chequered Plates are offered in thickness between 3mm and 12mm with sizes up to 2500mm x 1250mm. Patterns give this chequered plate a slip resistance surface, making it aptly suited for industrial floors and stair treads. Corrosion resistance is excellent due to this alloy and ensures that durable service in harsh conditions will be possible.
Stainless Steel 17-4 PH Perforated Plates are available in a range of thicknesses from 1mm to 10mm and various hole sizes and patterns. The perforated design of these plates is used for filtration, ventilation, and decorative applications. They maintain high strength and corrosion resistance, making them suitable for marine and chemical processing industries.
Stainless Steel 17-4 PH Shim Sheets are precision thin sheets ranging from 0.1mm to 5mm in thickness and available in various dimensions. These sheets are used for precise alignment and spacing in machinery and equipment. They offer excellent corrosion resistance and durability in challenging environments.
Stainless Steel 17-4 PH Polished Plates are made in the following thicknesses, from 1mm up to 8mm, and size up to 2500mm x 1250mm. The plates possess a reflective surface finish. Such plates are used for architectural and decorative purposes where the aesthetic value is important and where corrosion resistance is required. The plates offer high strength and durability under outdoor and corrosive conditions.
Lecong Stainless provides a seamless experience to the customers by offering all documents for the high-quality Stainless Steel 17-4 PH Sheets and Plates. We provide necessary documents such as commercial invoices, packing lists, fumigation certificates, heat treatment charts, quality assurance plans, and NABL-approved lab test reports in order to establish authenticity and quality of the product. All the Stainless Steel 17-4 PH Sheets and Plates have numerous test certificates that include MTC as per EN 10204/3.1b, PMI Test Certificates, 100% radiography test reports, and Third Party Inspection Certificates to ensure our dedication to customer satisfaction and continuous pursuit of product excellence.
You’ll find Stainless Steel 17-4 PH Sheets and Plates widely utilized in industries such as aerospace, chemical processing, petrochemical, marine, and power generation. They are particularly well-suited for creating structural components, pressure vessels, heat exchangers, tanks, and industrial equipment that face moderate corrosive and high-stress conditions. In marine and offshore settings, they stand up well against corrosion and mechanical fatigue. Additionally, they are essential in refinery equipment, turbine components, and industrial machinery that demand both strength and corrosion resistance. With their outstanding mechanical properties and reliability, Stainless Steel 17-4 PH Sheets and Plates are a trusted option for critical engineering applications.
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