Harshita Stainless, located in Delhi, India, has built a solid reputation as a manufacturer and supplier of top-notch Stainless Steel 440C Fasteners, serving a wide range of industrial needs both locally and internationally. With a strong focus on excellence and innovation, Harshita Stainless delivers precision-engineered fasteners that adhere to global standards. These fasteners are highly sought after in industries where strength, durability, and wear resistance are essential. Supported by state-of-the-art manufacturing facilities and a talented workforce, the company guarantees timely deliveries and tailored solutions to meet client specifications. Harshita Stainless’s Stainless Steel 440C Fasteners are perfect for high-stress, high-temperature, and corrosive environments.
These fasteners are made from high carbon content, featuring about 1.0% carbon, 16–18% chromium, along with trace amounts of manganese, silicon, and molybdenum. This unique blend provides them with remarkable hardness and wear resistance. Their mechanical properties boast a tensile strength ranging from 760 MPa to 1900 MPa and a hardness level reaching up to 60 HRC after heat treatment. These fasteners excel in corrosion resistance, particularly in hardened conditions, and maintain their mechanical strength even at elevated temperatures, making them ideal for rigorous mechanical and industrial applications.
Specification : ASTM A193 / ASME SA193
Dimensions : ASME B18.2.1, ASME B18.3, DIN 931, DIN 933, DIN 934, DIN 7991, DIN 976
Standard : DIN, GB, BS, ISO, IS, JIS, ASTM, ASME, EN, etc.
Size : M02 to M33
Length : 3 mm to 200 mm
Threads : ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Spring Washers, Studs, Anchors, Marine Anchors, Nut, Hexagon Nut, Hex Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, U- Bolts, J Bolts, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screw, Eye Bolt, Foundation Bolts, Structural Bolts.
| Grade | C | Mn | Si | P | S | Cr | |
| 440C | min. | 0.95 – 1.20 | – | – | – | – | 16.0 |
| max. | 0.12 | 1.0 | 1.00 | 0.04 | 0.030 | 18.0 | |
| 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 | ||||
| 440C | 758 | 448 | 14 | 95 | – |
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These nuts offer high corrosion resistance and excellent strength due to the high carbon content in 440c stainless steel. They are available in sizes ranging from M3 to M48 and meet various industrial standards for dimensions and tolerances.
440c Stud Bolts provide exceptional corrosion resistance and high tensile strength. They come in diameters from M6 to M30 and lengths from 50mm to 1000mm, suitable for demanding applications requiring precision and durability.
440c Bolts are ideal for harsh environments and offer superior corrosion resistance and high strength. They are available sizes from M5 to M36, with varying lengths and thread specifications to meet diverse application needs.
These threaded rods are known for their excellent corrosion resistance and high tensile strength. They are typically available in diameters from M6 to M30 and lengths up to 3000mm, suitable for use in various industrial settings.
440c screws provide robust corrosion resistance and high strength. Commonly available in sizes from M3 to M20, lengths varying based on application needs, they are ideal for precision and heavy-duty fastening tasks.
440C washers offer outstanding corrosion resistance and durability, making them ideal for distributing loads and protecting surfaces. They are available in sizes from M3 to M36 and come in various thicknesses to meet specific application needs. Their robust properties ensure reliable performance in demanding environments.
At Harshita Stainless we ensure that our Stainless Steel 440C Fasteners undergo rigorous quality tests, including Hardness Test, PMI Testing, Chemical Analysis, and IGC Test, to guarantee excellence. We provide detailed documentation such as invoices with HS codes, packaging lists, Certificates of Origin, and Guarantee Letters. Additionally, Third-Party Inspection Certificates ensure complete client satisfaction and reliability.
Stainless Steel 440C Fasteners find extensive use in scenarios demanding high strength, hardness, and wear resistance. They are commonly utilized in industries such as aerospace, automotive, marine, defense, and power generation. Additionally, these fasteners are used in pump shafts, valve components, surgical instruments, and mold-making due to their capacity to handle heavy loads and resist deformation. Their corrosion-resistant features make them suitable for both indoor and outdoor settings, even in saline or chemically aggressive environments. With their high-performance attributes, Stainless Steel 440C Fasteners are a dependable choice for critical operations and long-lasting performance.
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