Aug 12, 2025 Leave a message

About Inconel 718 Round Bar

 
Inconel 718 Round Bar
About Inconel 718 Round Bar
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About Inconel 718 Round Bar

Inconel 718 round bar is a high-strength, corrosion-resistant nickel-chromium alloy known for its excellent high-temperature performance and ease of machining and welding. It is widely used in aerospace, oil and gas, and other demanding applications.

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What is the composition of Inconel 718 round bar?

Inconel 718 Round Bar is a nickel chromium alloy bar that has up to 55% nickel in the composition. The content includes 17% chromium, 4.9% niobium, 6.6% iron minimum and aluminum, boron, carbon, cobalt, copper, manganese, phosphorus, lead, sulfur and silicon.

Inconel 718 Round Bar
 

Mechanical Strength Table Chart Alloy 718 Round Bar

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
718 8.14 g/cm3 1400 °C (2550 °F) Psi – 80,000 , MPa – 550 Psi – 32,000 , MPa – 220 30 %

Chemical Compatibility Chart of Inconel 718 Round Bar

Grade C Mn Si Fe S Cr Al Ni
718 min. – – – bal – 17.0 0.2 50.0
max. 0.08 0.35 0.35 bal 0.01 21.0 0.8 55.0

Hardness of Inconel Alloy 718 Round Bar

0.2% Proof Stress Tensile Strength Elongation Reduction of area Hardness
MPA MPA % % HRC
Min Min Min Min Min
827 1034 17 25 40

Size Chart of Nickel 718 Bar

Size & Dimensions of inconel 718 round bar
Metric US Bar ASTM/ Canadian Japanese
Bar Size Diam. (mm) Bar Size Diam. (Inch) Bar Size Diam. (mm2) Bar Size Diam. (mm)
5 5 #2 0.250 10M 100 6 6
5.5 5.5 #3 0.375 15M 200 10 10
6 6 #4 0.500 20M 300 13 13
7 7 #5 0.718 25M 500 16 16
8 8 #6 0.750 30M 700 19 19
9 9 #7 0.875 35M 1000 22 22
10 10 #8 1.000 45M 1500 25 25
11 11 #9 1.125 55M 2500 29 29
12 12 #10 1.250     32 32
14 14 #11 1.375     35 35
16 16 #12 1.500     38 38
Gnee Steel

 

About Gnee Steel

Gnee Steel specializes in the production of various nickel-based alloys. Gnee Steel's product packaging includes steel strapping: Pipes with an outer diameter of 3 inches or less are typically strapped together with polypropylene film to prevent rust during sea transportation, and then secured with steel strapping. Wooden boxes/crates: Pipes are typically packaged in wooden boxes or crates to protect them during transportation, especially those that are longer or have larger diameters. Seaworthy export packaging: Suppliers typically use standard seaworthy export packaging methods, which may include a variety of materials and techniques to protect the pipes during transportation. Tarpaulin packaging: This prevents rain, seawater, and other external factors from penetrating the export wooden crates during transportation. Gnee Steel specializes in the production and sale of alloy materials. Gnee Steel's products are widely used in aerospace, chemical, power, automotive, and nuclear energy industries, and we can provide customized alloy material solutions based on customer needs. For alloy material pricing inquiries or customized alloy material solutions, please contact us for a quote at ss@gneesteel.com.

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