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Stainless Steel 446 Stud Bolts are tough fasteners built to handle demanding situations where heat, corrosion, and mechanical stress are a concern. Made from a special blend of stainless steel, these bolts ensure strong and lasting connections in critical settings like petrochemical plants, power generation facilities, marine equipment, and industrial machinery. With their precise threading, consistent dimensions, and sturdy design, they provide secure assembly, minimize loosening from vibrations, and promise long-term reliability. These bolts are perfect for pairing with nuts and flanges to create leak-proof, high-pressure joints in piping and structural applications.
The composition of Stainless Steel 446 Stud Bolts includes iron, chromium, and molybdenum, along with trace amounts of nickel and carbon to boost their mechanical and chemical properties. Chromium offers outstanding resistance to corrosion and oxidation, while molybdenum enhances durability and helps prevent pitting in environments rich in chlorides or at high temperatures. These bolts are known for their high tensile strength, hardness, and fatigue resistance, ensuring they maintain their structural integrity even under intense stress or thermal cycling. Their mechanical reliability and thermal stability make them a go-to choice for critical industrial applications where safety and performance are crucial.
| 446 Stud Bolt Specifications | ASTM A /SA 193 / 194 |
| 446 Stud Bolt Dimensions | ASTM,DIN, BS,GB, IS and all International Standards |
| 446 Stud Bolt Length | 3 mm to 200 mm |
| 446 Stud Bolts Size | M02 to M33 | Custom Sizes |
| 446 Stud Bolt Type | Stud Bolts, Heavy Stud bolt, Tie Bar, Tie Rod, Continuous Threaded Stud Bolts (Fully Threaded Studs without Chamfered Ends), Tap End Stud Bolts, Double End Stud Bolts, Double End Stud Bolts with Reduced Shank, Flange Stud Bolts (Fully Threaded Studs with Chamfered Ends), MS Stud Bolts, Metric Thread Stud Bolt, Rough Forged Stud Bolts, Stud Half Thread Bolts etc. |
| Grade | C | Mn | Si | P | S | Cr | MO | Ni | N | |
| 446 | min. | – | – | – | – | – | 23.0 | – | – | 0.10 |
| max. | 0.20 | 1.5 | 0.75 | 0.040 | 0.030 | 30.0 | 0.50 | 0.25 | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 446 | 485 | 275 | 20 | 92 | 201 |
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446 SS Heavy Stud Bolts are designed for high-stress, high-temperature applications, offering superior strength, durability, and corrosion resistance.
Stainless Steel 446 Double End Stud Bolts provide excellent high-temperature and corrosion resistance, ideal for heavy-duty industrial applications requiring robust performance.
For high quality, we perform vigorous in-house tests on our Stainless Steel 446 Stud Bolts. Our tests include dimensional checks, hardness tests, and corrosion resistance assessments to guarantee reliable performance. In addition, we carry out third-party inspection to give our customers added assurance of the product quality. We make sure efficient delivery to meet all the orders so that our customers can receive their products on time and without faults.
Across various industries, Stainless Steel 446 Stud Bolts are widely used where strong, corrosion-resistant fasteners are a must. In oil, gas, and petrochemical plants, they secure high-pressure pipelines, flanges, and valves. Power generation facilities depend on them for boilers, turbines, and heat exchangers. Marine and offshore applications take advantage of their resistance to saltwater corrosion and extreme temperatures, while industrial machinery and equipment utilize them for heavy-duty mechanical assemblies. Their durability and ability to withstand harsh conditions make them an essential component in many applications.
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