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Description

L-50 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: L-50

Chemical composition(mass fraction)(wt.%) of the L-50

C
Si
Mn
P
S
Cr Ni
0.06-0.16 0.35-0.75 0.9-1.4        
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
        AWS EM13K    
             

Mechanical Properties of steel grade L-50

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)
711 (≥) 597 (≥) 32 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade L-50

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
11 - -     0.44 -  
964 118 - 43.3 324   -  
683 - 44 13.2   433 124

Heat Treatment of steel grade L-50

Heat treated : 1747°C - 1541°C

Technological Curves of steel grade L-50


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