Inconel 718
Chromium...17.00-21.00
Iron...balance*
Niobium (plus tantalum)...4.75-5.50
Molybdenum...2.80-3.30
Titanium...0.65-1.15
Aluminum...0.20-0.80
Cobalt...1.00 Max
Carbon...0.08 Max.
Manganese ...0.35 Max
Silicon ...0.35 Max
Phosphorus...0.015 max.
Sulfur...0.015 Max
Boron...0.006 max.
Copper...0.30 max.
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
- Send E-mail: ss@gneesteel.com
- Tel: +8615824687445
Inconel718 alloy is a nickel-based high-temperature alloy precipitated and strengthened by body-centered tetragonal γ" and face-centered cubic γ' phases. It has good comprehensive properties in the temperature range of -253~700°C. The yield strength below 650°C ranks among the highest deformation temperatures. It ranks first among alloys and has good fatigue resistance, radiation resistance, oxidation resistance, corrosion resistance, as well as good processing performance, welding performance and long-term structural stability. It can manufacture various parts with complex shapes and is used in aerospace, nuclear energy, In the petroleum industry, it has been widely used in the above temperature range.
Another feature of this alloy is that the alloy structure is particularly sensitive to the thermal processing process. By mastering the phase precipitation and dissolution rules in the alloy and the relationship between the structure, process, and properties, reasonable and feasible process procedures can be formulated according to different use requirements. A variety of parts are available to meet different strength levels and usage requirements. The varieties supplied include forgings, forged bars, rolled bars, cold-rolled bars, round cakes, rings, plates, strips, wires, tubes, etc. It can be made into discs, rings, blades, shafts, fasteners and elastic elements, plate structural parts, casings and other parts for long-term use in aviation.
lnconel 718 Alloy Description
Typical chemical analysis of Inconel 718.
|
Element |
Percentage |
|
Carbon |
0.08 max |
|
Manganese |
0.35 max |
|
Phosphorus |
0.015 max |
|
Sulfur |
0.015 max |
|
Silicon |
0.35 max |
|
Chromium |
17-21 |
|
Nickel |
50-55 |
|
Molybdenum |
2.80-3.30 |
|
Columbium |
4.75-5.50 |
|
Titanium |
0.65-1.15 |
|
Aluminum |
0.20-0.80 |
|
Cobalt |
1.00 max |
|
Boron |
0.006 max |
|
Copper |
0.30 max |
|
Tantalum |
0.05 max |
|
Iron |
Balance |

Application
Inconel 718 is typically used for:
Jet engine
Gas turbine operations

15 years experience in stainless steel Professional international trade team One-stop solution for material.
Feature
Good mechanical properties: tensile, fatigue and creep rupture
Excellent welding properties, resistant to aging cracks after welding
Oxidation resistant over the entire usable temperature range
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FAQ
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Q: Are you a factory or trading company?
A: We are professional manufacturer, and our company also is a very professional a trade company for steel products.We can provide a wide range of steel products.
Q:What do your factory do regarding quality control?
A: We have obtained ISO, CE and other certifications. From materials to products, we check every process to maintain good quality.
Q: Can I get samples before order ?
A: Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings.
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