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Aria Fasteners, located in Hamilton, New Zealand, is a reliable manufacturer and supplier of top-notch stainless steel fastening solutions tailored for tough industrial settings. Their Stainless Steel 17-4 PH Bolts are crafted for outstanding strength, resistance to corrosion, and long-lasting performance. Using cutting-edge manufacturing techniques and rigorous quality checks, these bolts comply with strict international standards, ensuring dependable fastening in critical applications. Aria Fasteners caters to a variety of industries—including aerospace, marine, petrochemical, and heavy engineering—offering robust, high-precision bolts that guarantee structural integrity, safety, and consistent performance even in extreme conditions.
The Stainless Steel 17-4 PH Bolts are made from a precipitation-hardening alloy that contains 15–17.5% chromium, 3–5% nickel, 3–5% copper, along with trace amounts of niobium. This unique blend strikes an impressive balance between strength, hardness, and corrosion resistance. After undergoing heat treatment, these bolts can reach tensile strengths of up to 1,300 MPa and yield strengths around 1,100 MPa, all while maintaining good toughness. The alloy also boasts excellent fatigue resistance, dimensional stability, and reliable performance in both high-stress and corrosive environments, making it perfect for demanding 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 |
| Bolts 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 |
| 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 |
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.
Stainless steel 17-4 PH bolts are widely used in complex applications due to their high strength and durability. It is commonly used in aerospace applications, including aircraft and spacecraft systems, where exceptional mechanical performance is critical. In automotive and industrial machinery plants, these screws are used to resist fatigue and high stress. They are used in the chemical industry and marine environment due to their excellent corrosion resistance. Its durability makes it suitable for use at high temperatures and high pressures in a variety of applications.
These bolts find their place in various industries that need trustworthy fastening solutions capable of enduring harsh operating conditions. They are particularly suited for aerospace assemblies, marine hardware, chemical processing equipment, and offshore structures. Moreover, they are frequently used in oil and gas installations, power generation systems, automotive components, and heavy machinery. Stainless Steel 17-4 PH Bolts ensure secure, long-lasting fastening, providing safety, durability, and structural stability in challenging environments.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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