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Description

Japan JIS G 4901 (2008), NCF 80A Specialsteel Corrosion-resisting and heat-resisting superalloy bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF 80A
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF 80A JIS Japan Corrosion-resisting and heat-resisting superalloy bars

Chemical composition(mass fraction)(wt.%) of the NCF 80A

C Si Mn P S Cr Ni Cu Al Ti Fe
0.04 -0.10 ≤1.00 ≤1.00 ≤0.03 ≤0.015 18.00 -21.00 remaining - ≥ ≤0.20 1.00 -1.80 1.80 -2.70 ≤ ≥

Mechanical Properties of steel grade NCF 80A

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
798 (≥) 965 (≥) 23 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade NCF 80A

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.13 -  
519 682 - 32.3 422   -  
585 - 12 31.2   442 424

Heat Treatment of steel grade NCF 80A

Heat treated : 1133°C - 1119°C

Technological Curves of steel grade NCF 80A

Relevant standard of NCF 80A

G 4901 (2008) Corrosion-resisting and heat-resisting superalloy bars G-4901-(2008).pdf

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