1.2823 Tool Die Steels

1.2823 - Specification & Application

Alloyed Si steel

Chemical composition(wt.%) of 1.2823 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.65 0.75
Si 1.50 1.80
Mn 0.60 0.80
P - 0.030
S - 0.030
Cr - -
Mo - -
V - -

1.2823 - Detail

Alloyed Si steel

Mechanical properties of grade 1.2823

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)
554 (≥) 772 (≥) 13 24 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade 1.2823

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
826 (≥) 186 (≥) 14 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 113
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
491 671 659

Equivalent Grade

Equivalent Products

We can customize the production of 1.2823 grade, contact us for the best solution.
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