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Punit Fasteners is a leading manufacturer and supplier of stainless steel fasteners in Delhi, India, providing fastening solutions for industrial and commercial uses. Our product range includes bolts, nuts, screws, washers, and threaded rods, all made from high-quality stainless steel grades like 304, 316, and 310. Known for durability and corrosion resistance, our fasteners meet both quality and size standards. We cater to various sectors, including construction, marine, food processing, petrochemicals, and energy. With a strong focus on quality and customer satisfaction, Punit Fasteners ensures excellent performance across all applications and environments.
Stainless steel fasteners are typically made from grades 304, 316, or 310. These contain 18-20% chromium and 8-12% nickel. The 316 grade also includes 2-3% molybdenum for better corrosion resistance. They have tensile strengths from 515 to 860 MPa and offer terrific mechanical properties, such as toughness, fatigue strength, and thermal stability. These fasteners resist rust, oxidation, and various chemicals, making them suitable for tough operating conditions. They keep their strength and form across a range of temperatures, ensuring longevity and reliability in structural and load-bearing applications.
| Specifications | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
|---|---|
| Fasteners size | Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Machine Screws Size : M1.6 – M12 Self Tapping Screw Size : No.2 – No. 14 |
| Fasteners Length | 3 mm to 200 mm |
| Fastener Threads | UNF, BSW, BSF, METRIC, UNC or as required |
| Standard of Stainless Steel Fasteners | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard SS Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 SS Hex nuts |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Surface Coating | Ptfe Coated Stainless Steel Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Fasteners Finishing | Stainless steel : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Stainless Steel, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| Stainless Steel fasteners | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 16.00 – 18.00 | 2.00 – 3.00 | 11.00 – 14.00 | 67.845 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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 fasteners are used in construction, shipbuilding, oil and gas, food processing, chemical industries, automotive, and energy sectors. They are perfect for connecting structural parts, machinery, pipelines, and assemblies that face moisture or chemicals. Their hygienic, non-corrosive properties are crucial in food and pharmaceutical industries. In marine environments, stainless steel fasteners resist saltwater corrosion, while in high-temperature settings, they maintain their strength. They are also popular in architectural applications for their aesthetic quality and rust resistance. Their flexibility and durability make them essential for long-term fastening in high-performance and safety-critical environments.
Punit Fasteners specializes in premium stainless steel fasteners renowned for their superior quality and reliability. Our comprehensive range includes bolts, nuts, screws, and washers, crafted to meet stringent industry standards. Ideal for diverse applications in construction, automotive, aerospace, and marine industries, our fasteners offer exceptional corrosion resistance, durability, and strength. Whether for structural integrity, assembly precision, or aesthetic appeal, Punit Fasteners delivers products that ensure performance excellence and longevity. Trust us for your fastening solutions where quality and reliability matter most.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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