1.Nickel alloy Inconel 718High heat resistance12mmBar: DIA12~250mmSheet: SPC=0.1~20*15~3Inconel 718
Inconel 718 Chemical composition
| Alloy | % | Ni | Cr | Fe | Mo | Nb | Co | C | Mn | Si | S | Cu | Al | Ti |
| 718 | Min. | 50 | 17 | balance | 2.8 | 4.75 |
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| 0.2 | 0.7 |
| Max. | 55 | 21 | 3.3 | 5.5 | 1 | 0.08 | 0.35 | 0.35 | 0.01 | 0.3 | 0.8 | 1.15 |
Inconel 718 sical properties
| Density | 8.2 g/cm³ |
| Melting point | 1260-1340 |
Inconel 718 Alloy minimum mechanical properties in the roomtemperature
| Alloy | Tensile strengthRm N/mm² | Yield strengthR P0. 2N/mm² | ElongationA 5 % | Brinell hardness HB |
| Solution treatment | 965 | 550 | 30 | ≤363 |
718 Characteristic as below1.workability
2.High tensile strength,endurance strength,creep strength and rupture strength at 700.
3.High inoxidability at1000.4.Steady mechanical performance in the low temperature.
5.Good welding performance.
Inconel 718 Metallurgical structure
718alloy is Austenitic structure, precipitation hardening generate "γ" made it exnt mechanical performance. G rain boundary generate "δ" made it the best plasticity in the heat treatment.
Inconel 718 Corrosion resistance
718 alloy with extremely resistance to stress corrosion cracking and pitting ability in high temperature or low temperature environments, especially the inoxidability in the high temperature.
Inconel 718 Application fieldThe elevated temperature strength, exnt corrosion resistance and workability at 700 properties made it use in a wide range of high requirement environments.1.Steam turbine2.Liquid-fuel rocket3.Cryogenic engineering
4.Acid environment
5.Nuclear engineering
2.Monel K500 alloy rod，contents（%）
Ni ……………63.0
Cu………………………………27.0-33.0
Al………………………………2.50-3.15
C ………………0.18
Mn ………………1.5
Zn ………………0.02
Pb ………………0.006
Si ………………0.50
Co ………………0.25
Ta ………………0.35-0.85
Fe ………………2.00
S ………………0.01
P………………0.02
Producing according to ASTM B 865 , AMS 4676.
3.Spark-plug an>
1.Type:
| Name of product | Size,Diameter(mm) |
| NCr-5-3-1.8 | 1.5-5.0 |
| NCr-15-8 | 1.5-5.0 |
| NMn2-1.8-1.8 | 4.0-5.0 |
| NCr2-1-0.5 | 4.0-5.0 |
2.Contents
| Name of product | Min | Max | |||||||
| Ni+Co | Cr | Mn | Si | Fe | Cu | S | C | Fe | |
| NCr-5-3-1.8 | 88.00 | 4.5-5.5 | 2.5-3.5 | 1.5-2.0 | --- | 0.2 | 0.1 | 0.1 | 0.5 |
| NCr-15-8 | 72.00 | 14.0-17.0 | 0.2-1.0 | 0.1-0.5 | 6.0-10.0 | 0.5 | 0.015 | 0.15 | --- |
| NMn2-1.8-1.8 | 95.00 | 1.4-1.8 | 1.3-1.80 | 0.4-0.65 | --- | 0.15 | 0.005 | 0.05 | 0.3 |
| NCr2-1-0.5 | 94.00 | 1.5-2.0 | 1.5-2.0 | 0.5-1.0 | --- | 0.15 | 0.05 | 0.1 | 0.4 |
| NCr2-1-0.5 | 92.00 | 1.5-2.0 | 1.5-2.0 | 1.5-2.0 | --- | 0.15 | 0.07 | 0.07 | 0.4 |
3.Tensile strength
| Name of product |
| Tensilestrength, Mpa | Englogation rate,% |
| NCr-5-3-1.8 | Y2 | 550-800 | --- |
| NCr-5-3-1.8B | M | 450-670 | ≥ 30 |
| NCr-15-8 | Y2 | 450-700 | ≥ 30 |
| NCr2-1-0.5 | Y2 | ≥ 500 | ≥ 10 |
| NCr2-1-0.5B | M | 430-590 | ≥ 30 |
| NMn2-1.8-1.8 | M | 400-525 | ≥ 30 |
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