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Description

L-61 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: L-61

Chemical composition(mass fraction)(wt.%) of the L-61

C
Si
Mn
P
S
Cr Ni
0.05-0.15 0.1-0.35 0.8-1.25        
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
        AWS EM12K    
             

Mechanical Properties of steel grade L-61

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)
314 (≥) 188 (≥) 14 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade L-61

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
13 - -     0.32 -  
664 139 - 24.3 312   -  
362 - 23 11.2   443 313

Heat Treatment of steel grade L-61

Heat treated : 1468°C - 1465°C

Technological Curves of steel grade L-61


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