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.
How To Choose Material?
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.
Specification List of Alloy 718 bolts
ASTM / ASME Name
ASTM B637/ ASME SB 637
all International Standards and ASTM, DIN, BS
3/6" to 2" | M3 to M56 or Custom Sizes Available as per requirement
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
Shop From Our Large Selection of Alloy 718 Fasteners
inconel 718 fasteners
astm b637 uns n07718 bolts
Alloy 718 hex bolt
Alloy 718 forged rings
Alloy 718 nuts
alloy 718 threaded rod
alloy 718 washers
alloy 718 screws
Alloy 718 fasteners Stock Size range
Alloy 718 Fasteners
Size: 3/6" to 2" | M3 to M56 or Custom Sizes
Composition Table of Alloy 718 hex bolt
50.00 – 55.00
17.00 – 21.00
Mechanical Strength Table of astm b637 uns n07718 bolts
Strength of Yield (0.2%Offset)
Psi – 1,35,000 , MPa – 930
1350 °C (2460 °F)
Psi – 75,000 , MPa – 482
Equivalent material Properties of Alloy 718 stud bolts
Alloy 718 bolts forging processes
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.