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Description

Korea KS D 3531 (2007), D 3532 (2002), NCF625 Specialsteel Corrosion - resisting and heat - resisting superalloy plates and sheets and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NCF625
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NCF625 KS Korea Corrosion - resisting and heat - resisting superalloy plates and sheets

Chemical composition(mass fraction)(wt.%) of the NCF625

C Si Mn P S Cr Ni Cu Al Ti Fe Nb+Ta Mo
≤0.10 ≤0.50 ≤0.50 ≤0.015 ≤0.015 20.00 -23.00 58.00 - ≥ ≤ ≥ ≤0.40 ≤0.40 ≤5.00 3.15 -4.15 8.00 -10.00

Mechanical Properties of steel grade NCF625

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)
436 (≥) 888 (≥) 42 44 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade NCF625

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
44 - -     0.32 -  
362 366 - 23.3 142   -  
854 - 31 32.2   132 344

Heat Treatment of steel grade NCF625

Heat treated : 1228°C - 1219°C

Technological Curves of steel grade NCF625

Cross Reference Table (Equivalent Grade) of NCF625

Relevant standard of NCF625

D 3531 (2007) Corrosion - resisting and heat - resisting superalloy bars D-3531-(2007).pdf
D 3532 (2002) Corrosion - resisting and heat - resisting superalloy plates and sheets D-3532-(2002).pdf

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