Established as having excellent weldability in terms of being joint, Inconel 718 hex bolt is a Gamma double prime strengthened alloy. Which puts Inconel 718 in the category of high performance superalloys
Keeping in accordance with the typical properties of superalloys, the Alloy 718 studs bears witness to many of their characteristics. Important among them are its excellent mechanical strength as well as resistance to thermal creep deformation. In nickel based alloys that belong to the Gamma double prime category such as the Alloy 718 forging, addition of niobium or vanadium in the alloy is what is used to strengthen the alloy.
Additionally, the Inconel 718 stud bolts demonstrate good surface stability along with having superior resistance to corrosion and oxidation as well. Which is why these ASTM B637 UNS N07718 bolts are ideally selected to be used for the building of turbine engines. Since turbine engines run on basic thermodynamic principles, the efficiency of turbine engines has been increased with an increase in turbine inlet temperatures.
This increase in temperatures is what prompts many of our clients to use superalloy Inconel 718 forged rings. Since Inconel, has nickel as its primary alloyant, using the Inconel 718 fasteners at hoisted temperature shows no negative effect on either the application or on the equipment being used. Aside from being capable of withstanding very high temperature, these Alloy 718 nuts are useful in high pressured environments too.
Compare Inconel 718 Fasteners price with inconel 625 Fasteners price list
Inconel 718 Fasteners used in aerospace and cryogenic engines. So be very careful while buying Inconel 718 bolts and nuts. Always ask for NACE 3.1 Certification from your supplier when you buy this material.
| ASTM / ASME Name | ASTM B637/ ASME SB 637 |
| Material Standard | all International Standards and ASTM, DIN, BS |
| Sizes Available | 3/6" to 2" | M3 to M56 or Custom Sizes Available as per requirement |
| Stocking Length | 3 mm to 200 mm |
| Alloy 718 Fasteners Type | Lag Bolts, Square nuts, U bolts, Hex Head nuts, Eye nuts, Lock nuts, T nuts, Eye bolts, wing nuts, Counter sunk Bolts, Coupling Nuts, Square Bolts, Panel Nuts, Hex Bolt, Acorn Nuts, T bolt, Dome nuts, Hex Head Bolts |
| Description | Per Unit (INR) | Price in USD | Price in EURO |
|---|---|---|---|
| Hex Nut M45-3.0p Iso 4033-inconel 718(Nuts /bolts/screws/studs Made Of Alloy Steel Including Stainless Steel) | 22,017 | 298.17 | 250.43 |
| Stud Bolt Ft M45-3.0p X 265mm Din 976-inconel 718(Nuts /bolts/screws/studs Madeof Alloy Steel Including Stainless Steel | 39,630 | 536.70 | 450.77 |
| Inconel 718 Stud Bolt In Gr Uns No 7718 size M10 X 1.25 Pitch X 4 Cm Long | 418 | 5.66 | 4.75 |
| Inconel 718 Stud Bolt In Gr Uns No 7718 Size M12 X 1.25 Pitch X 4 Cm Long | 537 | 7.27 | 6.11 |
| Inconel 718 Hex Head Bolt In Gr Uns No 7718 Size M 10 X 1.25 Pitch X 7.6 Cm Long | 717 | 9.71 | 8.16 |
| Inconel 718 Hex Head Bolt In Gr Uns No 7718 Size M 10 X 1.25 Pitch X 2.5 Cm Long | 537 | 7.27 | 6.11 |
| Stud Bolts: Stud Size: 2 3/4 X 555 Mm Nut Size : 2 3/4 X 110 Mm- Material: Inconel A718 1set: 1 Stud +2 Nuts | 100,960 | 1367.29 | 1148.36 |
| Inconel 718 stud With 2 Heavy Hex Nut Size - 7/8x1 | 2,540 | 34.40 | 28.89 |
Alloy 718 Fasteners
Size: 3/6" to 2" | M3 to M56 or Custom Sizes
| Physical Properties | Metric | English |
| Density | 8.19 g/cc | 0.296 lb/in³ |
| Electrical Properties | |||
| Electrical Resistivity | 0.000125 ohm-cm | 0.000125 ohm-cm | |
| Magnetic Permeability | 1.0011 | 1.0011 | at 200 oersted (15.9 kA/m) |
| Curie Temperature | -112 °C | -170 °F | |
| Thermal Properties | |||
| CTE, linear 20°C | 13 µm/m-°C | 7.22 µin/in-°F | 20-100°C |
| Heat Capacity | 0.435 J/g-°C | 0.104 BTU/lb-°F | |
| Thermal Conductivity | 11.4 W/m-K | 79.1 BTU-in/hr-ft²-°F | |
| Melting Point | 1260 – 1336 °C | 2300 – 2440 °F | |
| Solidus | 1260 °C | 2300 °F | |
| Liquidus | 1336 °C | 2440 °F | |
APPROX. WEIGHT IN KGS FOR 100 NOS |
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| SIZE | PLAIN PUNCHED WASHER IS:2016 |
HEAVY WASHER IS:6610 |
MACHINED WASHER IS:2016 |
SQUARE TAPER WASHERS | SPRING WASHER FLAT SECTION IS:3063-72 | SPRING WASHER SQUARE SECTION IS:6735-72 DIN : 7980 |
Size (Inches) | PLAIN PUNCHED WASHER BS:3410 TABLE 7 |
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| MACHINED | HIGH STRENGTH FRICTION GRIP |
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| FOR CHANNELS IS:5372-75 |
FOR I-BEAM IS:5374-75 |
TYPE-B (CHANNELS) IS : 6649-85 |
TYPE-C ( I-BEAMS ) IS : 6649-85 |
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| M-3 | 0.01 | 0.01 | |||||||||
| M-4 | 0.02 | 0.02 | |||||||||
| M-5 | 0.04 | 0.04 | 0.03 | 0.03 | |||||||
| M-6 | 0.11 | 0.11 | 0.08 | 0.04 | 1/4″ | 0.21 | |||||
| M-8 | 0.20 | 0.21 | 1.10 | 1.20 | 0.16 | 0.11 | 5/16″ | 0.35 | |||
| M-10 | 0.39 | 1.60 | 0.40 | 1.00 | 1.10 | 0.25 | 0.20 | 3/8″ | 0.48 | ||
| M-12 | 0.58 | 1.90 | 0.62 | 2.00 | 2.20 | 2.00 | 1.80 | 0.38 | 0.23 | 1/2″ | 1.07 |
| M-14 | 0.82 | 0.60 | 0.38 | ||||||||
| M-16 | 1.06 | 2.90 | 1.13 | 3.40 | 3.75 | 9.00 | 8.50 | 0.89 | 0.59 | 5/8″ | 1.85 |
| M-18 | 1.27 | 0.97 | 0.66 | ||||||||
| M-20 | 1.64 | 4.40 | 1.72 | 5.80 | 6.70 | 8.50 | 8.00 | 1.52 | 1.23 | 3/4″ | 2.91 |
| M-22 | 1.75 | 7.50 | 7.00 | 1.65 | 1.36 | 7/8″ | 4.27 | ||||
| M-24 | 3.11 | 6.30 | 3.30 | 13.50 | 16.00 | 6.50 | 6.00 | 2.62 | 1.81 | 1″ | 6.13 |
| M-27 | 3.94 | 8.00 | 4.23 | 12.50 | 15.00 | 12.00 | 11.50 | 2.87 | 2.06 | 1.1/8″ | 7.69 |
| M-30 | 5.05 | 10.10 | 5.36 | 16.50 | 18.70 | 17.50 | 16.00 | 4.43 | 3.20 | 1.1/4″ | 9.90 |
| M-33 | 7.10 | 12.00 | 7.54 | 21.00 | 23.50 | 23.00 | 22.50 | 6.30 | 3.50 | ||
| M-36 | 8.73 | 14.60 | 9.20 | 25.50 | 29.20 | 26.50 | 26.00 | 6.73 | 5.25 | 1.1/2″ | 17.24 |
| M-39 | 12.60 | 16.70 | 13.30 | 28.30 | 34.50 | 7.17 | 5.61 | ||||
| M-42 | 17.50 | 20.10 | 18.30 | 11.10 | 8.00 | ||||||
| M-45 | 21.20 | 22.20 | 22.00 | 11.70 | 8.53 | ||||||
| M-48 | 28.40 | 26.00 | 29.40 | 12.30 | 9.00 | 2″ | 27.78 | ||||
| M-52 | 31.90 | 33.00 | 18.20 | ||||||||
| M-56 | 47.90 | 19.30 | |||||||||
| M-60 | 51.60 | 20.30 | |||||||||
| M-64 | 55.40 | 21.80 | |||||||||
| M-68 | 57.40 | ||||||||||
| M-72 | 63.40 | 24.00 | |||||||||
| Class 150 Flanges ASME B16.5 (Stud bolt sizes) | Length of Stud Bolts | |||||||
| NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
| 1/2 | 3 1/2 | 2 3/8 | 5/8 | 4 | 1/2 | 2 1/4 | – | |
| 3/4 | 3 7/8 | 2 3/4 | 5/8 | 4 | 1/2 | 2 1/2 | – | |
| 1 | 4 1/4 | 3 1/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
| 1 1/4 | 4 5/8 | 3 1/2 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
| 1 1/2 | 5 | 3 7/8 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
| 2 | 6 | 4 3/4 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
| 2 1/2 | 7 | 5 1/2 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
| 3 | 7 1/2 | 6 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
| 3 1/2 | 8 1/2 | 7 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 4 | 9 | 7 1/2 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 5 | 10 | 8 1/2 | 7/8 | 8 | 3/4 | 3 3/4 | 4 1/4 | |
| 6 | 11 | 9 1/2 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
| 8 | 13 1/2 | 11 3/4 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
| 10 | 16 | 14 3/4 | 1 | 12 | 7/8 | 4 1/2 | 5 | |
| 12 | 19 | 17 | 1 | 12 | 7/8 | 4 3/4 | 5 1/4 | |
| 14 | 21 | 18 3/4 | 1 1/8 | 12 | 1 | 5 1/4 | 5 3/4 | |
| 16 | 23 1/2 | 21 1/4 | 1 1/8 | 16 | 1 | 5 1/4 | 5 3/4 | |
| 18 | 25 | 22 3/4 | 1 1/4 | 16 | 1 1/8 | 5 3/4 | 6 1/4 | |
| 20 | 27 1/2 | 25 | 1 1/4 | 20 | 1 1/8 | 6 1/4 | 6 3/4 | |
| 24 | 32 | 29 1/2 | 1 1/4 | 20 | 1 1/4 | 6 3/4 | 7 1/4 | |
| Class 300 Flanges ASME B16.5 | Length of Stud Bolts | |||||||
| NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
| 1/2 | 3 3/4 | 2 5/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
| 3/4 | 4 5/8 | 3 1/4 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
| 1 | 4 7/8 | 3 1/2 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
| 1 1/4 | 5 1/4 | 3 7/8 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
| 1 1/2 | 6 1/8 | 4 1/2 | 7/8 | 4 | 3/4 | 3 1/2 | 4 | |
| 2 | 6 1/2 | 5 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
| 2 1/2 | 7 1/2 | 5 7/8 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
| 3 | 8 1/4 | 6 5/8 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
| 3 1/2 | 9 | 7 1/4 | 7/8 | 8 | 3/4 | 4 1/4 | 5 | |
| 4 | 10 | 7 7/8 | 7/8 | 8 | 3/4 | 4 1/2 | 5 | |
| 5 | 11 | 9 1/4 | 7/8 | 8 | 3/4 | 4 3/4 | 5 1/4 | |
| 6 | 12 1/2 | 10 5/8 | 7/8 | 12 | 3/4 | 4 3/4 | 5 1/2 | |
| 8 | 15 | 13 | 1 | 12 | 7/8 | 5 1/2 | 6 | |
| 10 | 17 1/2 | 15 1/4 | 1 1/8 | 16 | 1 | 6 1/4 | 6 3/4 | |
| 12 | 20 1/2 | 17 3/4 | 1 1/4 | 16 | 1 1/8 | 6 3/4 | 7 1/4 | |
| 14 | 23 | 20 1/4 | 1 1/4 | 20 | 1 1/8 | 7 | 7 1/2 | |
| 16 | 25 1/2 | 22 1/2 | 1 3/8 | 20 | 1 1/4 | 7 1/2 | 8 | |
| 18 | 28 | 24 3/4 | 1 3/8 | 24 | 1 1/4 | 7 3/4 | 8 1/4 | |
| 20 | 30 1/2 | 27 | 1 3/8 | 24 | 1 1/4 | 8 | 8 3/4 | |
| 24 | 36 | 32 | 1 5/8 | 24 | 1 1/2 | 9 | 10 | |
| ize | Finished Hex | Heavy Hex | Finished Jam | Heavy Hex Jam | Square | Heavy Square |
| 1/2″ Nut | 3.75 | 6.54 | 2.62 | 4.00 | 5.78 | 7.87 |
| 5/8″ Nut | 7.33 | 11.9 | 4.93 | 6.96 | 10.8 | 14.3 |
| 3/4″ Nut | 11.9 | 19.3 | 7.70 | 11.0 | 15.4 | 23.5 |
| 7/8″ Nut | 19.0 | 29.7 | 12.0 | 16.7 | 24.5 | 36.2 |
| 1″ Nut | 28.3 | 42.5 | 17.6 | 23.5 | 36.3 | 51.5 |
| 11/8″ Nut | 40.3 | 59.2 | 24.7 | 32.4 | 52.5 | 72.4 |
| 11/4″ Nut | 54.3 | 78.6 | 36.1 | 45.8 | 70.6 | 95.5 |
| 13/8″ Nut | 73.0 | 102 | 47.9 | 59.3 | 94.5 | 125.0 |
| 11/2″ Nut | 94.3 | 131 | 60.9 | 74.8 | 122 | 161 |
| 15/8″ Nut | 162 | 91.6 | ||||
| 13/4″ Nut | 151 | 204 | 100 | 114 | ||
| 17/8″ Nut | 241 | 134 | ||||
| 2″ Nut | 224 | 299 | 140 | 165 | ||
| 21/4″ Nut | 419 | 227 | ||||
| 21/2″ Nut | 564 | 332 | ||||
| 23/4″ Nut | 738 | 429 | ||||
| 3″ Nut | 950 | 545 | ||||
| 31/4″ Nut | 1194 | 651 | ||||
| 31/2″ Nut | 1526 | 851 | ||||
| 33/4″ Nut | 1812 | 1005 | ||||
| 4″ Nut | 2180 | 1200 |
| MM THREADS AS PER IS 1363/67 | ||||||||||
| APPROXIMATE WEIGHT IN KGS FOR 100 NOS | ||||||||||
| LENGTH | DIAMETER | |||||||||
| M 5 | M 6 | M 8 | M 10 | M 12 | M 14 | M 16 | M 18 | M 20 | M 22 | |
| 16 mm | 0.448 | 0.743 | 1.590 | 3.211 | ||||||
| 20 mm | 0.598 | 0.812 | 1.711 | 3.411 | 4.892 | |||||
| 25 mm | 0.660 | 0.897 | 1.871 | 3.660 | 5.252 | 8.170 | ||||
| 30 mm | 0.737 | 1.010 | 2.070 | 3.912 | 5.574 | 9.690 | 10.707 | 18.657 | ||
| 35 mm | 0.804 | 1.120 | 2.271 | 4.223 | 5.974 | 10.000 | 11.416 | 16.026 | 19.608 | |
| 40 mm | 0.881 | 1.230 | 2.470 | 4.533 | 6.410 | 10.288 | 12.107 | 16.667 | 20.747 | |
| 45 mm | 0.958 | 1.340 | 2.671 | 4.840 | 6.859 | 10.504 | 12.821 | 17.241 | 21.739 | |
| 50 mm | 1.030 | 1.450 | 2.870 | 5.155 | 7.299 | 11.261 | 13.624 | 17.857 | 22.727 | 28.409 |
| 55 mm | 1.560 | 3.071 | 5.464 | 7.740 | 11.628 | 14.409 | 18.868 | 23.810 | 30.120 | |
| 60 mm | 1.670 | 3.270 | 5.774 | 8.183 | 12.255 | 15.244 | 20.000 | 25.126 | 32.051 | |
| 65 mm | 1.781 | 3.472 | 6.083 | 8.621 | 12.626 | 16.026 | 21.008 | 26.455 | 34.014 | |
| 70 mm | 1.890 | 3.671 | 6.394 | 9.058 | 12.987 | 16.835 | 22.124 | 27.778 | 35.461 | |
| 75 mm | 2.000 | 3.873 | 6.702 | 9.506 | 13.228 | 17.606 | 23.256 | 29.070 | 39.063 | |
| 80 mm | 2.111 | 4.072 | 7.013 | 10.000 | 13.889 | 18.248 | 24.510 | 30.303 | 40.000 | |
| 90 mm | 4.472 | 7.634 | 10.917 | 14.925 | 19.841 | 26.042 | 33.113 | 41.667 | ||
| 100 mm | 4.873 | 8.251 | 11.820 | 16.340 | 21.459 | 27.778 | 35.714 | 46.296 | ||
| 110 mm | 8.881 | 12.723 | 17.730 | 23.041 | 31.250 | 38.168 | 47.170 | |||
| 120 mm | 9.506 | 13.624 | 18.797 | 24.631 | 32.895 | 40.984 | 50.000 | |||
| 130 mm | 10.101 | 14.535 | 20.000 | 26.316 | 34.722 | 43.478 | 52.632 | |||
| 140 mm | 10.707 | 15.432 | 20.833 | 27.933 | 35.461 | 46.296 | 55.556 | |||
| 150 mm | 11.312 | 16.340 | 22.222 | 29.412 | 37.594 | 48.544 | 58.824 | |||
| 160 mm | 11.905 | 17.241 | 24.272 | 31.056 | 40.984 | 50.505 | 61.728 | |||
| 170 mm | 12.500 | 18.116 | 32.680 | 53.191 | 64.935 | |||||
| 180 mm | 13.123 | 19.011 | 26.882 | 34.247 | 55.556 | 67.568 | ||||
| 190 mm | 13.736 | 19.920 | 35.971 | 58.140 | 70.423 | |||||
| 200 mm | 14.327 | 20.833 | 29.586 | 37.594 | 49.020 | 60.976 | 73.529 | |||
| 220 mm | 15.528 | 22.624 | 40.650 | 65.789 | 79.365 | |||||
| 240 mm | 16.722 | 24.510 | 43.860 | 71.429 | 84.746 | |||||
| 250 mm | 17.301 | 25.381 | 45.455 | 74.627 | 87.719 | |||||
| 260 mm | 17.921 | 26.316 | 47.170 | 76.923 | 90.909 | |||||
| 280 mm | 19.157 | 28.090 | 50.505 | 81.967 | 98.039 | |||||
| 300 mm | 20.325 | 29.940 | 53.763 | 87.719 | 104.167 | |||||
| 320 mm | 31.646 | 56.818 | 92.593 | |||||||
| 340 mm | 33.557 | 60.241 | 98.039 | |||||||
| 360 mm | 35.211 | 63.291 | 104.167 | |||||||
| 380 mm | 37.037 | 66.667 | 108.696 | |||||||
| 400 mm | 39.063 | 69.444 | 113.636 | |||||||
Known for having remarkable weldability, Inconel 718 bolts can be welded in either the annealed or matured condition. This is particularly helpful for applications using weld studs. Because of its age solidifying measure, Inconel 718 bolts can be welded without solidifying or breaking.
Inconel 718 Bolt Coatings |
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Oxidized
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Zinc Plating
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Epoxy Coating
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Electro Polished
|
Chrome Plating
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Teflon Coating
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Mirror Buffed
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Hot Dipped Galvanizing
|
Passivation
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| UNS N07718 Bolting | 2.4668 Inconel 718 Bolts |
| Alloy 718 Bolts | Inconel 718 Foundation Bolts |
| Inconel 718 Threaded Rod | ASTM A1014 UNS N07718 Dowel Pin |
| ASME SB 637 UNS N07718 Nuts | Inconel 718 Washers |
| Inconel 718 Hex Bolts | Inconel 718 Hex Head Bolts |
| 2.4668 Inconel 718 Fender Washer | UNS N07718 Lock Nut |
| ASTM A1014 UNS N07718 Stud Bolt | ASME SB 637 UNS N07718 Bolts |
| Inconel 718 Square Bolts | ASTM B637 Gr 718 Tie Bar |
| Inconel 718 Belleville Washers | ASTM B637 UNS N07718 Bolts |
| 2.4668 Inconel 718 Pan Head Screw | ASTM B166 Inconel 718 Cap Screw |
| 2.4668 Inconel 718 Flat Washer | 718 Inconel Countersunk Slotted Screw |
| Inconel 718 Locking Nuts | Inconel 718 Coupler Nuts |
| Inconel Alloy 718 Punched Washer | DIN 2.4668 Inconel Bolts |
| 2.4668 Inconel 718 Double Ended Stud | 2.4668 Inconel 718 Studbolt |
| Inconel 718 Pan Head Screw | ASTM B 637 UNS N07718 Square Nut |
| Inconel 718 Blind fasteners (rivets, rivet nuts, cage nuts) | Alloy 718 Industrial fasteners and fixings |
| ASTM B637 Gr 718 Self-tapping / Thread forming screws | Inconel 718 Self Clinching Fasteners |
| ASTM B 637 UNS N07718 Pins and keys | Inconel 718 Self drilling screws |
| Inconel 718 Insert Nuts | 2.4668 Inconel 718 Welding Studs |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| 718 | 0.08 max | 0.35 max | 0.35 max | 0.015max | 0.30 max | – | 50.00 – 55.00 | 17.00 – 21.00 |
| Grade | Elongation | Density | Tensile Strength | Melting Point | Strength of Yield (0.2%Offset) | ||
| 718 | 45 % | 8.2 g/cm3 | Psi – 1,35,000 , MPa – 930 | 1350 °C (2460 °F) | Psi – 75,000 , MPa – 482 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| 718 | 2.4668 | N07718 | NCF 718 | – | – | – | – |
A single piece of billet is heated to the desired temperature less than the melting point of the alloy and then forged. The temperature is just below 1260 degrees Celsius and depends on the size and shape of the bolt that has to be produced. It is then forged by one piece of metallic component against another piece of metallic component both which have the grooves for the shape and size of the bolt. The bolt is then threaded by machining if it is a threaded bolt. Plain bolts are also used in structural applications. The bolts are used in high temperature, high corrosion prone applications such as the aerospace components and in the oilfield accessories.
