Walid Stainless is a trusted manufacturer and supplier located in Tunis, Tunisia, known for delivering top-notch stainless steel products to markets around the globe. They specialize in Stainless Steel 17-4 PH Fasteners, which are celebrated for their remarkable strength, resistance to corrosion, and precision in manufacturing. Thanks to their state-of-the-art production facilities, rigorous quality assurance processes, and a team of seasoned experts, Walid Stainless guarantees fasteners that not only meet international standards but also satisfy the demanding needs of various industries. Their Stainless Steel 17-4 PH Fasteners find applications in sectors like aerospace, oil and gas, marine, and heavy engineering, ensuring durability, accuracy, consistent quality, and reliable service, all while providing timely delivery and customer-focused support worldwide.
These fasteners are crafted from a precipitation hardening martensitic stainless steel that includes chromium, nickel, copper, and niobium. Typically, the composition features around 15–17.5 percent chromium, 3–5 percent nickel, and 3–5 percent copper, which together offer outstanding corrosion resistance and strength. On the mechanical side, these fasteners boast high tensile and yield strength, impressive hardness after aging, and excellent fatigue resistance. They also maintain their shape, toughness, and performance even at elevated temperatures, making them perfect for demanding structural and mechanical fastening 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 |
| Nuts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Washers Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads available | UNF, BSW, BSF, METRIC, UNC, or as required |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Head | Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc. |
| Neck type | Hex, Square, Triangular, Oval & Knurled etc. |
| Surface Coating | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
| Manufacturing Process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing. |
| 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 |
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Stainless Steel 17-4 PH Nuts Known for excellent corrosion resistance, Stainless Steel 17-4 PH nuts are typically used in aerospace and industrial applications. They come in various sizes. Usually, the dimensions are M2 to M36 and conform to standard nut sizes.
17-4 PH stud bolts are ideal for high-stress environments and offer high corrosion resistance. Depending on application requirements, they are available in sizes ranging from M4 to M30, with lengths varying from 20mm to 1000mm.
These bolts provide strong corrosion resistance and are commonly used in structural applications. Available in sizes from M5 to M36, with standard lengths ranging from 10mm to 200mm, they meet various industrial and military standards.
Stainless Steel 17-4 PH threaded rods Known for excellent corrosion resistance, 17-4 PH threaded rods are used in high-strength applications. They are available in diameters from M6 to M36 and lengths from 100mm to 3000mm, suitable for various structural needs.
Offering high corrosion resistance, 17-4 PH screws are suitable for harsh environments. They come in sizes from M2 to M16, with lengths from 6mm to 100mm, meeting diverse application standards.
These washers are highly corrosion-resistant, making them ideal for marine and aerospace applications. Available in diameters from M3 to M36, they come in various thicknesses to fit different bolt sizes.
Stainless Steel 17-4 PH Fasteners are rigorously tested by us for their quality and reliability. The tests involve verification of the material composition, mechanical property checks, and assessments of the dimensions. Also third-party inspections can be offered for extra assurance when needed. With a strong focus on quality and efficiency we ensure swift delivery of our fasteners according to different industry requirements keeping the highest standards of performance and customer satisfaction.
Stainless Steel 17-4 PH Fasteners are widely utilized in industries that require high strength, reliability, and resistance to corrosion. You’ll often find them in aerospace assemblies, aircraft structures, engine components, and defense equipment. They’re also commonly used in oil and gas installations, marine hardware, chemical processing plants, valves, pumps, and pressure vessels. Thanks to their exceptional mechanical properties and ability to withstand harsh environments, these fasteners are ideal for power generation, offshore structures, and heavy engineering applications, ensuring a long service life, safety, and consistent performance.
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