125Cr1 Tool Die Steels

125Cr1 - Specification & Application

Low alloyed Cr steel

Chemical composition(wt.%) of 125Cr1 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 1.20 1.30
Si 0.15 0.30
Mn 0.25 0.40
P - 0.030
S - 0.030
Cr 0.30 0.40
Mo - -
V - -

125Cr1 - Detail

Low alloyed Cr steel

Mechanical properties of grade 125Cr1

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
363 (≥) 612 (≥) 11 33 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical properties of grade 125Cr1

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
778 (≥) 798 (≥) 34 23 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
729 752 386

Equivalent Grade

Equivalent Products

We can customize the production of 125Cr1 grade, contact us for the best solution.
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