MERIH STAINLESS, based in Istanbul, Turkey, is a reputable manufacturer and supplier of Stainless Steel 420 fasteners, delivering top-notch solutions for industries that demand strength, corrosion resistance, and durability. Thanks to their advanced production techniques and rigorous quality control, MERIH STAINLESS guarantees that each fastener adheres to international standards for precision, mechanical performance, and reliability. These Stainless Steel 420 fasteners are designed for long-lasting performance, even in tough environments and moderately corrosive conditions. They come in a wide range of types, sizes, and specifications, making them popular across automotive, aerospace, chemical, and industrial sectors for critical applications.
Stainless Steel 420 fasteners are made from martensitic stainless steel alloys, primarily consisting of iron, chromium, and carbon. This composition provides excellent hardness, tensile strength, and moderate corrosion resistance. They can be heat-treated to improve their mechanical properties, resulting in enhanced wear resistance, toughness, and fatigue performance. The martensitic structure ensures that these fasteners maintain their shape and mechanical reliability under thermal and mechanical stress, making them perfect for demanding industrial and engineering 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 | 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.
These fasteners are commonly used in industries that require reliable fastening in high-stress and moderately corrosive environments. They’re perfect for valves, pumps, shafts, automotive and aerospace components, and precision machinery. Additionally, they are utilized in chemical processing, power generation, and manufacturing sectors where durability and mechanical strength are crucial. Stainless Steel 420 fasteners offer long-term service, lower maintenance needs, and dependable operation, making them a go-to choice for critical fastening applications in harsh industrial settings.
Stainless steel 420 fasteners are commonly used in applications requiring high strength and moderate corrosion resistance. They are ideal for auto parts, appliances, medical devices and cutting tools. Their durability makes them suitable for areas where damage resistance and protection are required. 420 Fasteners are also used in valves, pumps and fasteners for food processing applications. The ability to maintain strength and durability under extreme conditions makes them a versatile choice for various engineering and industrial applications.
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