Akor Stainless, a well-known manufacturer and supplier located in Abuja, Nigeria, focuses on crafting top-notch Stainless Steel 420 Fasteners that adhere to international standards for performance and reliability. These fasteners are prized for their remarkable strength, hardness, and resistance to corrosion. Akor Stainless is committed to precision manufacturing, ensuring durability and a superior surface finish to cater to the diverse needs of various industries. They serve sectors like automotive, construction, marine, and manufacturing, providing Stainless Steel 420 Fasteners that are built to deliver long-lasting performance, even in tough conditions involving wear, stress, and moisture exposure.
The composition of Stainless Steel 420 Fasteners primarily includes iron, 12–14% chromium, along with trace amounts of carbon, manganese, and silicon. This type of martensitic stainless steel is known for its excellent hardness, wear resistance, and moderate corrosion resistance when properly heat-treated. With a tensile strength of around 700 MPa and good impact resistance, these fasteners demonstrate toughness and stability under mechanical stress. Their ability to retain strength after heat treatment makes Stainless Steel 420 Fasteners perfect for applications that demand superior mechanical performance.
| 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 | Mn | Si | P | S | Cr |
| SS 420 | 0.15 max | 1.00 max | 1.00 max | 0.04 max | 0.03 max | 14.0 – 12.0 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness Rockwell B (HR B) max | Hardness Brinell (HB) max |
| 420 | 480 | 275 | 16 | 95 | 201 |
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Stainless Steel 420 Nuts offer good corrosion resistance in mild environments, making them suitable for various applications. Typically available in sizes ranging from M3 to M24, these nuts provide robust mechanical properties and are often used in low to moderate-corrosive settings.
Stainless Steel 420 Stud Bolts exhibit moderate corrosion resistance, which is ideal for applications where exposure to mild corrosive agents is a concern. Common sizes range from M6 to M30, with lengths from 50mm to 300mm, offering strength and durability in fastening applications.
Stainless Steel 420 Bolts are moderately corrosion-resistant, making them suitable for general use in environments with low corrosive potential. They come in various sizes from M6 to M30 and lengths ranging from 20mm to 200mm, providing reliable performance in diverse applications.
Stainless Steel 420 threaded rods provide moderate corrosion resistance and are suitable for mild corrosive environments. Available in diameters from M6 to M30 and lengths from 100mm to 1000mm, these rods offer flexibility and strength for various industrial and construction applications.
Stainless Steel 420 screws offer good corrosion resistance in less aggressive environments. They are typically available in sizes from M2 to M12 and have lengths ranging from 10mm to 100mm, making them suitable for general-purpose fastening in moderately corrosive conditions.
Stainless Steel 420 washers provide moderate corrosion resistance and are suitable for applications with low corrosive exposure. They come in various sizes, typically from M3 to M24, with thicknesses ranging from 1mm to 5mm, ensuring proper load distribution and stability in fastening systems.
We offer a variety of test certificates for our Stainless Steel 420 Fasteners, including MTC according to EN 10204/3.1b, PMI Test Certificate, 100% Radiography Test Report, and Third Party Inspection Certificate. These certifications attest to the quality, strength and veracity of our fasteners while assuring that our products conform to the requirements of the industry and to the requirements of our clients. Our rigorous testing process and commitment to transparency deliver a reliable and trustworthy experience, giving our valued clients confidence in the superior performance and durability of our Stainless Steel 420 Fasteners across various demanding applications.
These fasteners find extensive use in industries where high strength, wear resistance, and moderate corrosion protection are crucial. They’re commonly utilized in the automotive sector for engine components, in manufacturing for machinery assembly, and in construction for structural elements. Their outstanding hardness and polishability also make them ideal for surgical instruments, cutlery, and precision tools. Furthermore, they are employed in marine and oilfield equipment where resistance to water and stress is essential. These fasteners guarantee reliable performance and longevity, even in challenging operating environments.
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