INCONEL 718/825 FASTENERS

INCONEL 718/825 FASTENERS:

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INCONEL 718/825 FASTENERS are fasteners made up of combining chromium and nickel, were chromium and nickel act as the base. However, what makes INCONEL 718/825 FASTENERS different is that they also have iron in their chemical composition and nickel. Therefore, here unlike the rest, the bases are chromium, nickel as well as iron.

As these INCONEL 718/825 FASTENERS consist of chromium and nickel, they are eventually corrosion resistant. These additions also have molybdenum titanium and copper in their chemical composition. INCONEL 718/825 FASTENERS can stand at higher temperatures before prevents oxidation and can withstand different acidic environments, and thus these can be used in a variety of applications. Also, INCONEL 718/825 FASTENERS are relatively cheaper and can withstand upto 800 degrees Fahrenheit.

INCONEL 718/825 FASTENERS have excellent resistance to oxidizing and reducing acids and work very well in environments containing sulfuric and phosphoric acids. These can be used both at average temperature and at higher temperatures which can be about 100 degrees Fahrenheit. INCONEL 718/825 FASTENERS are used in various industries such as oil, chemical, acid, etc. Since it is used in many industries because of its anti corrosive properties, it is also used in many industries because of its property of being resistant to aqueous corrosion.

INCONEL 718/825 FASTENERS Specification

            Specifications             DIN, ISO ,JIS ,GB, IS, BS, ASTM
           Standard            ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472
           Size             M0.2 to M33 | 3/6" to 2" | Custom Sizes
           Length            3 mm to 200 mm | Custom Sizes
           Dimensions            DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
           Form            Hex, Threading, Square, Round as per Gauge Etc.
           Threads            Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or
           vertically
            Threads available            UNF, BSW, BSF, METRIC, UNC, or as required
           Threads
         Configuration
           ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
           Certification            Dual Certified As per ASTM & ASME Codes
           Test Certificate            As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD             2000 W2 Certified
           Raw materials            Source            JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc.
           Packing            IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
            Surface Coating            Cadmium Coating
           Hot Dipped Galvanizing Coating
            Ptfe Coated Nickel Alloy 200 Fasteners
           Phosphate Coating
           Teflon Coating
           Xylon Coating
           Zinc Coating

Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Inconel 718 2.4668 N07718 - - - - - -
Incoloy 825 2.4858 N08825 NCF 825 NA 16 ЭП703 NFE30C20DUM NiCr21Mo -

Chemical Composition

Grade C Mn Si S Cr Fe Ni
Inconel 718 0.08 max 0.35 max 0.35 max 0.015max 17.00 - 21.00 - 50.00 - 55.00
Incoloy 825 0.05 max 1.00 max 0.5 max 0.03 max 19.50 – 23.50 22.00 min 38.00 – 46.00

Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 718 8.2 g/cm3 1350 °C (2460 °F) Psi – 1,35,000 , MPa – 930 Psi – 75,000 , MPa – 482 45 %
Incoloy 825 8.14 g/cm3 1400 °C (2550 °F) Psi – 80,000 , MPa – 550 Psi – 32,000 , MPa – 220 30 %