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Brazil NBR CD-4MCu Casting stainless steel - Austenitic for service at high temperatures and in corrosive media - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CD-4MCu / CD-4MCu
Category Grade Standard Region/Area Standard Content
Metals CD-4MCu ABNT NBR 8636 Brazil Casting stainless steel - Austenitic for service at high temperatures and in corrosive media - Specification

Chemical composition(mass fraction)(wt.%) of the CD-4MCu

Element Min Max Similar
C - 0.0400 -
Mn - 1.0000 -
P - 0.0400 -
S - 0.0400 -
Si - 1.0000 -
Ni 4.7500 6.0000 -
Cr 24.5000 26.5000 -
Mo 1.7500 2.2500 -
Cu 3.7500 3.2500 -
Fe - - -

Mechanical Properties of steel grade CD-4MCu

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)
515 (≥) 228 (≥) 22 14 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade CD-4MCu

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
12 - -     0.11 -  
167 871 - 14.3 121   -  
461 - 12 24.2   432 142

Heat Treatment of steel grade CD-4MCu

Heat treated : 1884°C - 1855°C

Technological Curves of steel grade CD-4MCu

Cross Reference Table (Equivalent Grade) of CD-4MCu

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