1.2718 Tool Die Steels

1.2718 - Specification & Application

Alloyed NiCr steel

Chemical composition(wt.%) of 1.2718 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.50 0.57
Si 0.15 0.30
Mn 0.40 0.50
P - 0.035
S - 0.035
Cr 0.50 0.70
Mo - -
V - -
Ni 2.50 3.00

1.2718 - Detail

Alloyed NiCr steel

Mechanical properties of grade 1.2718

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)
747 (≥) 186 (≥) 31 13 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical properties of grade 1.2718

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
456 (≥) 242 (≥) 21 31 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 311
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
285 672 419

Equivalent Grade

Equivalent Products

We can customize the production of 1.2718 grade, contact us for the best solution.
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