Product Classification : High Temperature Alloy | |||||||||
Material : GH4080A | |||||||||
Corresponding Brand | |||||||||
National Brand Number | British Name | Similar Brand Name | |||||||
GH4080A | Nimonic80A | GH80A | |||||||
Chemical Composition | |||||||||
C | Cr | Ni | Al | Ti | Co | ||||
0.04-0.1 | 18.0-21.0 | The resting | 1.00-1.80 | 1.8-2.7 | ≤2.0 | ||||
Fe | B | Mn | Si | P | S | ||||
≤1.5 | 0.008 | 0.4 | 0.8 | 0.02 | 0.015 | ||||
Ag | Bi | Cu | Pb | ||||||
0.0005 | 0.0001 | 0.2 | 0.002 | ||||||
Physical and Mechanical Properties | |||||||||
1) Melting temperature range: melting point 1405 ºC, thermal conductivity as follows: | |||||||||
θ/ºC | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 |
λ/(W/(m·ºC)) | 12.11 | 13.83 | 15.48 | 16.75 | 18.39 | 20.93 | 23.48 | 25.57 | 27.66 |
2) Density ρ= 8.15g/cm3, linear expansion coefficient is as follows: | |||||||||
θ/ºC | 16 ~ 100 | 16 ~ 200 | 16 ~ 300 | 16 ~ 400 | 16 ~ 500 | 16 ~ 600 | 16 ~ 700 | ||
α/10-6ºC-1 | 12.18 | 12.86 | 13.69 | 14.08 | 14.5 | 14.94 | 15.36 | ||
3) Room-temperature Resistivity | ρ=1.23×10-6Ω·m | ||||||||
4) Magnetism | None | ||||||||
Application | |||||||||
GH4080A has good cold and hot working properties. It mainly supplies hot rolled bars, cold drawn bars, hot rolled plates, cold rolled plates, strips and rings, etc., and is used to manufacture engine rotor blades, guide blade supports, bolts, blade lock plates and other parts. | |||||||||
Superalloy is an alloy based on iron, nickel and cobalt, which can work at high temperature above 600 ºC for a long time. It has good oxidation resistance and corrosion resistance, good fatigue performance, fracture toughness and other comprehensive properties, and is widely used in aviation, aerospace, petroleum, chemical industry, ships and ships. Commonly used include gh3030, gh4169, gh4141, gh5188, gh3128, gh4145, and so on.
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