1.2379

X155CrMoV12-1 / AISI: D2

Chemical Composition (%) C Si Mn Cr Mo V
% Average 1,55 0,35 0,40 12,00 0,85 0,85
DIN Analysis 1,45-1,60 0,10-0,60 0,20-0,60 11,00-13,0 0,70-1,00 0,70-1,00
Thermal Conductivity ( W/ m.K ) 20°C 350°C 700°C
16,7 20,5 24,2
HEAT TREATMENT
  Tempature(°C) Time (Hour) Cooling Environment
Soft Annealing 830-850 2-5* Furnace
Stress Relief Annealing 600-650 2* Furnace
Hardening 1010-1050 (1060-1080)** - Oil, Hot bath 500-550°C, Air
Tempering 150-600 1 hour for every 20 mm Air

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