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The Fasteners Mart, based in Mumbai, India, is a reputable brand in the fastener market, renowned for providing high-performance fastening solutions to customers in different industries such as aerospace, defense, automotive, and construction. Committed to quality, innovation, and on-time service, the company provides an extensive array of standard and customized fasteners. Their products adhere to international standards and are engineered to deliver under adverse conditions, and thus The Fasteners Mart becomes an industry choice for those that demand precision, strength, and durability in fastening elements.
Stainless Steel 440C Fasteners – Grade, Shape, and Material:
Stainless Steel 440C Fasteners are produced with a high-carbon, martensitic stainless steel belonging to Grade 440C. These fasteners come in various shapes such as bolts, screws, nuts, studs, and special components to meet specialized applications. With its exceptional hardness and resistance to wear, 440C stainless steel is best suited for precision fasteners in high-load, high-wear applications. Although it provides moderate corrosion resistance, its capacity to be hardened by heat treatment makes it best suited for applications requiring strength, toughness, and long-term performance in harsh environments.
Stainless steel 440C fasteners are made primarily of steel, chromium and carbon, with the high carbon content providing durability and corrosion resistance. They exhibit excellent mechanical properties such as high tensile strength, corrosion resistance, and ability to maintain sharp edges under heavy loads Advantages include durability and production extremely strong, making them ideal for applications requiring high corrosion resistance and durability. Stainless steel 440C fasteners are widely used in industrial applications such as bearings, molds and surgical instruments where reliability and performance are paramount.
| Component | Wt. % |
| C | 1 |
| Cr | 16.5 |
| Fe | 82.5 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1399 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| Threads: | METRIC, BSW, BSF, UNC, UNF or as required |
| Standard: | DIN 933, DIN 931, ANSI, JIS standards |
| In Form of: | Hex |
| Square | |
| Round | |
| Threading as per Gauge Etc. | |
| Head drive: | Phillips, Slotted, Phillips/Slot, Six-Lobe, etc |
| Packing: | IN BULK :canton/pallet, Small Boxs/carton/ pallet, or customer request |
| Test Certificate: | Manufacturer Test Certificate as per EN 10204 / 3.1 |
| Property Class: | For Bolts & Screws: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H |
| For Nuts: A2-70, A2-80, A4-70, A4-80, F594C, F594D, F594G, F594H, A2-035, A4-040 | |
| For SHCS: F837B, F837C, F837E, F837 | |
| For Threaded Rods: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2 | |
| Finish: | Passivated |
| Origin and service-region: | European |
| Origin of 304 Stainless Steel Nuts are Western European. However projects with eastern origin are possible on request. | |
| Stainless Steel Grades: | AISI 304, AISI 304L, AISI 316, AISI 316L, AISI 309, AISI 310, AISI 317L, AISI 321, AISI 347, AISI 409, AISI 410, AISI 420, AISI 430, AISI 446, AISI 202 Etc. |
| Surface Coating: | Hot Dipped Galvanizing Fasteners |
| Phosphate Fasteners | |
| Teflon Fasteners | |
| Ptfe Coated Fasteners | |
| Xylon Fasteners | |
| Zinc Fasteners | |
| Cadmium Fasteners |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Stainless Steel 440C Fasteners find extensive application in harsh environments where hardness, wear resistance, and strength are essential. Typical uses are aerospace parts, high-performance automotive equipment, surgical and dental equipment, and precision tooling. The fasteners are also well suited for application in ball bearings, valves, molds, and mechanical assemblies subject to friction and pressure. In other industries such as petrochemical, defense, and marine, 440C fasteners are preferred due to their performance in harsh environments. Their strength to hold strict tolerances and structural integrity is why they play a critical role in both heavy-duty and precision uses.
The Fasteners Mart ensures safe and efficient delivery of Stainless Steel 440C Fasteners to domestic and international customers. Every fastener is packaged in corrosion-resistant materials such as bubble wrap, sealed cartons, or wooden crates to protect the product during transit. Special packaging, labeling, and bulk order options are also provided to accommodate specific client needs.
The Fasteners Mart is a leading manufacturer and supplier of high-quality fasteners in Mumbai, India, with over 8 years of experience serving global industries.
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