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Description

SCH3 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: SCH3
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel SCH3
SCS34
SCS35
SCS35N
SCS36
SCS36N
SCH1
SCH1X
SCH2
SCH2X1
SCH2X2

Chemical composition(mass fraction)(wt.%) of the SCH3

C
Si
Mn
P
S
Cr Ni
0.4 2.0 1.0  0.04  0.04  12-15 ≤1.0 
Mo Al Cu Nb Ti V Ce
 ≤0.5            
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SCH3

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)
399 (≥) 275 (≥) 31 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade SCH3

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 - -     0.14 -  
544 989 - 11.3 214   -  
212 - 14 24.2   132 311

Heat Treatment of steel grade SCH3

Heat treated : 1839°C - 1384°C

Technological Curves of steel grade SCH3


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