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Lina Fasteners is a reputable manufacturer and supplier of Stainless Steel 17-4 PH Washers based in Tunis, Tunisia. They specialize in providing high-strength fastening solutions that are essential for critical industrial and engineering applications. The company prides itself on precision manufacturing, rigorous quality control, and adherence to international standards, ensuring that their products deliver consistent performance and a long service life. Customers appreciate Lina Fasteners’ Stainless Steel 17-4 PH washers for their impressive strength, excellent corrosion resistance, and reliability even under high mechanical stress. With state-of-the-art production facilities, a team of skilled professionals, and efficient logistics, Lina Fasteners guarantees timely deliveries, competitive pricing, and trustworthy fastening solutions for industries such as aerospace, chemical, petrochemical, and marine.
These Stainless Steel 17-4 PH Washers are crafted from a precipitation-hardening stainless steel alloy that includes chromium, nickel, and copper, with added niobium to boost strength. This unique composition allows for high strength through heat treatment while still offering good corrosion resistance. In terms of performance, 17-4 PH washers exhibit high tensile and yield strength, remarkable hardness, excellent fatigue resistance, and dimensional stability. They are designed to perform reliably under mechanical loads, temperature fluctuations, and moderately corrosive environments, making them ideal for high-performance and precision applications.
| Specifications | ASTM A 193 / ASME SA 193 |
| Standard | DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards |
| Size | M3 – M100 | 3/6″ – 4″ | Custom Sizes |
| Fasteners Length | 3 mm – 200 mm | Custom Sizes |
| Washers Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-4 PH | 0.07 max | 0.15-0.45 | 15.00-17.50 | 3.00-5.00 | Bal | 1.0 max | 3.0-5.0 | 0.40 max | 0.03 max | 1.0 max |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
You’ll find Stainless Steel 17-4 PH Washers in a variety of applications that demand high strength, corrosion resistance, and long-lasting reliability. They are commonly used in aerospace assemblies, turbine components, valves, pumps, and high-pressure mechanical systems. Additionally, these washers are utilized in chemical processing equipment, petrochemical plants, marine hardware, and structural assemblies. Thanks to their outstanding mechanical properties, wear resistance, and stable performance, 17-4 PH washers offer secure, durable, and reliable fastening solutions in challenging industrial and high-stress environments.
For transparency and reliability, we ensure that our stainless steel 17-4 pH washers are fully documented. Our documents include marketing documents, packaging documents, fumigation certificates, heat treatment protocols and quality control systems. In addition, each order is carefully packaged to prevent damage during transit. This careful effort ensures that our stainless steel 17-4 pH washers meet the highest industry standards and provide our customers with exceptional quality and performance.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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