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Yasin Fasteners, located in Istanbul, Turkey, stands out as a leading manufacturer and supplier of top-notch Hastelloy Bolts. Known for their precision engineering and durability, Yasin Fasteners delivers products that not only meet international standards but also cater to a wide range of industrial needs. Their Hastelloy Bolts are crafted with meticulous attention to detail, ensuring reliability even in the toughest environments, thanks to their excellent corrosion resistance and remarkable strength. With a strong focus on innovation, quality, and customer satisfaction, Yasin Fasteners is a trusted partner for industries that demand robust fastening solutions, making them a go-to choice for clients looking for high-performance and long-lasting bolt solutions in Turkey and beyond.
Hastelloy Bolts are primarily made from nickel, molybdenum, and iron, with a touch of cobalt and tungsten to boost their corrosion resistance and mechanical strength. These bolts are known for their impressive ability to withstand both oxidizing and reducing environments, including acids, seawater, and various chemical processing media. On the mechanical side, they offer high tensile strength, excellent ductility, and superior fatigue resistance, making them perfect for high-stress applications. Hastelloy Bolts maintain their integrity even at elevated temperatures, resisting deformation and creep, while their toughness guarantees long-term reliability in corrosive and high-pressure settings, providing a dependable solution for critical industrial operations.
| Specifications | ASTM B574 / ASME SB574 |
|---|---|
| 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 High Nickel Alloy 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 Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 Hex nuts |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Surface Coating | Ptfe Coated High Nickel Alloy Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Fasteners Finishing | High Nickel Alloy : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), High Nickel Alloy, 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 | Co | S | Ni | Cr | Fe | Mo | W | V | P |
| Hastelloy Fasteners | 0.010 max | 1.0 max | 0.08 max | 2.5 max | 0.03 max | Bal | 14.5 – 16.5 | 4 – 7 | 15 – 17 | 3 – 4.5 | 0.35 max | 0.04 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Hastelloy Fasteners | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
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.
You’ll find Hastelloy Bolts widely used across the chemical processing, petrochemical, marine, and pharmaceutical industries, thanks to their exceptional corrosion resistance and mechanical reliability. They’re perfect for securing equipment that faces aggressive chemicals, acids, and high temperatures, ensuring both safety and operational efficiency. These bolts are commonly found in heat exchangers, reactors, pumps, valves, and piping systems where durability and strength are paramount. Their resistance to stress corrosion cracking makes them indispensable in offshore and marine applications.
To further protect our Hastelloy bolts, Yasin Fasteners takes extra care while packing them. Every bolt is covered with protective materials to ensure that it is not damaged, corroded or contaminated in any way during transportation. Our packaging products include strong cartons and special packaging that meets your requirements. We ensure that all our products are well packed and labeled in a manner that makes it easy to identify and handle the products to ensure that we deliver quality products in good condition.
Yasin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Istanbul, Turkey, with over 8 years of experience serving global industries.
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