Ranya Stainless, located in Muscat, Oman, is a reliable manufacturer and supplier of premium Stainless Steel 420 Fasteners designed for high-performance industrial applications. With a focus on precision, durability, and strength, the company produces fasteners that provide excellent hardness, wear resistance, and corrosion protection. Manufactured using advanced techniques, Stainless Steel 420 Fasteners ensure dimensional accuracy, smooth surfaces, and consistent performance under demanding conditions. Serving industries such as tooling, automotive, and machinery, Ranya Stainless delivers high-quality fastening solutions that meet international standards, making them a preferred choice for clients seeking reliable and long-lasting stainless steel fasteners.
Stainless Steel 420 Fasteners are composed of iron, high carbon, and chromium, offering excellent hardness and moderate corrosion resistance. This martensitic stainless steel grade provides superior tensile strength, wear resistance, and durability. Heat treatment enhances toughness and creep resistance, allowing these fasteners to perform reliably in high-stress environments. While slightly less ductile than austenitic grades, SS 420 Fasteners maintain dimensional stability and structural integrity under thermal and mechanical stress. Their balanced composition ensures long-lasting performance, making them suitable for industrial, commercial, and precision applications where strength and wear resistance are critical.
| 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.
Stainless Steel 420 Fasteners are widely used in industries requiring high hardness, wear resistance, and reliable corrosion protection. They are commonly applied in machinery, cutting tools, automotive components, and industrial equipment where strength and precision are essential. These fasteners are also used in manufacturing tools, structural assemblies, and high-stress mechanical systems exposed to thermal and mechanical loads. With excellent resistance to wear and moderate corrosion, SS 420 Fasteners maintain performance over long periods, ensuring operational efficiency and safety. Their durability and reliability make them a preferred choice for industrial, commercial, and engineering applications requiring long-lasting fastening solutions.
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