Mitchell Stainless is a reliable manufacturer and supplier of top-notch Stainless Steel 317 fasteners based in Hamilton, New Zealand, serving a variety of industrial needs. With a strong focus on precision engineering and quality assurance that meets international standards, the company provides fasteners renowned for their outstanding corrosion resistance and durability. The Stainless Steel 317 fasteners from Mitchell Stainless are crafted using cutting-edge manufacturing techniques to guarantee consistent performance in tough environments. Catering to industries like chemical processing, marine, oil and gas, and heavy engineering, Mitchell Stainless blends technical know-how with dependable supply capabilities to efficiently meet the needs of both local and global clients.
Stainless Steel 317 fasteners are high-molybdenum austenitic alloys that include chromium, nickel, and a higher molybdenum content compared to 316 grades. This unique composition offers exceptional resistance to pitting, crevice corrosion, and chemical attacks, particularly in chloride-rich settings. On the mechanical side, 317 fasteners showcase impressive tensile strength, excellent toughness, and remarkable ductility. They retain their strength even at elevated temperatures and provide good weldability and formability, making them perfect for heavy-duty applications that demand long-lasting reliability and structural integrity.
| Grade | Stainless Steel 317 |
| Specifications | ASTM A193 / ASME SA193, DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M 02 to M 160, Custom Sizes |
| Form | Nuts, Bolts, Washers, Screw |
| Types | Bolts, Nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners etc |
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo | N |
| SS 317 | 0.08 max. | 2.00 max. | 1.00 max. | 0.045 max. | 0.03 max. | 18.0 – 20.0 | 11.0 – 14.0 | 3.0 – 4.0 | – |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SS 317 | 8.0 g/cm3 | 1454 °C | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
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SS 317 Bolts are highly resistant to corrosion, making them ideal for use in environments where exposure to chemicals or marine conditions is common. They come in sizes from M6 to M36, with lengths ranging from 10 mm to 300 mm, ensuring they can be used in various applications, from small machinery to large structural components.
Stainless Steel 317 Nuts Offering excellent resistance to corrosion, Stainless Steel 317 nuts are designed to withstand harsh environments, such as those found in chemical processing or marine applications. They match bolts in sizes ranging from M6 to M36, ensuring secure and reliable fastening. Their dimensions adhere to industry standards, providing consistency and compatibility.
With superior corrosion resistance, these SS 317 Stud Bolts are used in critical applications where reliability and durability are essential. They are available in sizes from M6 to M36 and lengths from 20 mm to 300 mm, accommodating various needs in industrial and structural settings. Their design allows for strong, long-term connections.
Featuring exceptional corrosion resistance, Stainless Steel 317 screws are ideal for use in environments prone to corrosion, such as marine or chemical processing applications. They come in sizes from M3 to M16 and lengths from 10 mm to 200 mm, making them suitable for a wide range of fastening applications, from electronics to heavy machinery.
These rods are known for their durability and resistance to corrosion, making them suitable for use in demanding environments. They are available in sizes from M6 to M30 and lengths from 100 mm to 3000 mm, which provides flexibility for various construction and industrial applications, including structural supports and custom assemblies.
With their excellent corrosion resistance, Stainless Steel 317 washers are essential for preventing damage and ensuring load distribution in harsh environments. They are available in sizes from M6 to M36, with thicknesses ranging from 1 mm to 5 mm, making them versatile for various applications where secure and reliable fastening is needed.
Fasteners by Mitchell Stainless are carefully packed in materials like wooden boxes and pallets to avoid damage from any outside sources. Hand-packing is done to prevent scratches and dents on every fastener, so that it reaches the client in the best possible condition. Our customers always appreciate the efficient performance and durable qualities of our Stainless Steel 317 Fasteners.
The Stainless Steel 317 fasteners produced by Mitchell Stainless find extensive use in industries where superior corrosion resistance is essential. Typical applications include chemical and petrochemical processing plants, pulp and paper industries, marine and offshore structures, and power generation facilities. They are also well-suited for heat exchangers, pressure vessels, and pollution control equipment that are exposed to harsh chemicals and environments.







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