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Niazi Stainless, based in Manama, Bahrain, is a well-respected manufacturer and supplier of top-notch stainless steel fasteners. They specialize in premium Stainless Steel 422 Stud Bolts, which are crafted for tough industrial applications. With a strong focus on precision engineering, durability, and rigorous quality control, Niazi Stainless guarantees that every stud bolt meets international performance standards. These Stainless Steel 422 Stud Bolts are prized for their remarkable strength, heat resistance, and wear properties, making them perfect for critical environments. Thanks to advanced manufacturing techniques and a customer-centric approach, Niazi Stainless provides reliable fastening solutions not just in Bahrain, but also in global markets.
The Stainless Steel 422 Stud Bolts are made from a martensitic stainless steel alloy that contains about 12–14% chromium, 0.20–0.35% carbon, along with trace amounts of molybdenum, manganese, and silicon. This unique blend gives them excellent high-temperature strength, good corrosion resistance, and outstanding wear resistance. On a mechanical level, these stud bolts boast high tensile and yield strength, impressive fatigue resistance, and excellent hardness after heat treatment. Their martensitic structure ensures stability and performance even under thermal stress, making them suitable for high-load and high-temperature applications.
Element | min | max |
Carbon, C | 0.20 | 0.25 |
Manganese, Mn | 0.20 | 0.60 |
Silicon, Si | — | 1.0 |
Sulfur, S | — | 0.030 |
Phosphorus, P | — | 0.040 |
Chromium, Cr | 11 | 13.50 |
Tungsten, W | 0.75 | 1.25 |
Nickel, Ni | 0.50 | 1.00 |
Vanadium, V | 0.17 | 0.30 |
Copper, Cu | — | 0.50 |
Iron, Fe | — | *Balance |
Property | Imperial | Metric |
Density | 0.28 lb/in³ | 7.75 g/cc |
Tensile Strength | 140 ksi | 965 MPa |
Yield Strength at 0.2% Offset | 115 ksi | 793 MPa |
Modulus of Elasticity | 190 – 210 GPa | 27557 – 30458 ksi |
Poisson’s Ration | 0.27 – 0.30 | 0.27 – 0.30 |
Elongation in 4D | 13% | 13% |
Reduction of Area | 25% | 25% |
Hardness, Rockwell B | 95 max | 95 max |
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Stainless Steel DIN 1.4742 Stud Bolts are high-performance fasteners made from heat-resistant steel, ideal for demanding applications where strength and corrosion resistance are crucial, ensuring reliable and durable connections.
Stainless Steel UNS S42200 Stud Bolts offer exceptional strength and corrosion resistance, made from a specialized stainless steel alloy, ideal for high-pressure and high-temperature applications requiring durable, reliable fastening solutions.
Stainless Steel 422 Flush Head Stud Bolts feature a sleek, flush head design for a low-profile finish, combining high strength and corrosion resistance, perfect for applications requiring a clean, secure fastening solution.
We focus on quality hence testing of our Stainless Steel 422 Stud Bolts is done thoroughly, ensuring that they are as per the standards of the industry. We have an in-house testing facility under both mechanical and chemical analysis for strength, durability, and resistance to corrosion, apart from third party inspection for assurance. We deliver on time, and it is our company policy never to fail its customers when it comes to quality.
You’ll find Stainless Steel 422 Stud Bolts commonly used in power generation equipment, turbines, high-temperature valves, and steam systems, all thanks to their superior heat and oxidation resistance. They’re also essential in aerospace components, petrochemical processing, heavy machinery, and industrial furnaces, where reliable fastening in extreme conditions is a must. With their high strength and excellent wear characteristics, they’re perfect for applications that face constant thermal cycling or mechanical stress. Niazi Stainless offers these stud bolts in a range of sizes, grades, and specifications, ensuring dependable performance across various industrial and engineering environments.
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