1.1740 Tool Die Steels

1.1740 - Specification & Application

High carbon steel

Chemical composition(wt.%) of 1.1740 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.55 0.65
Si 0.15 0.40
Mn 0.60 0.80
P - 0.035
S - 0.035

1.1740 - Detail

High carbon steel

Mechanical properties of grade 1.1740

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)
639 (≥) 657 (≥) 44 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical properties of grade 1.1740

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
197 (≥) 447 (≥) 21 12 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 211
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
116 834 174

Equivalent Grade

Equivalent Products

We can customize the production of 1.1740 grade, contact us for the best solution.
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