3Cr13Mo Stainless Steels to GB/T 1220 (1992)

3Cr13Mo - Specification & Application

  • GB/T 1220 (1992) - Stainless steel bars
  • GB/T 4356 (2002) - Stainless steel wire rods

Stainless steel wire rods

Chemical composition(wt.%) of 3Cr13Mo grade: to GB/T 1220 (1992)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.28 0.35
Si - 0.80
Mn - 1.00
P - 0.035
S - 0.030
Ni - 0.60
Cr 12.00 14.00
Mo 0.50 1.00

3Cr13Mo - Detail

3Cr13Mo

Mechanical properties of grade 3Cr13Mo GB/T 1220 (1992)

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)
238 (≥) 633 (≥) 41 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical properties of grade 3Cr13Mo GB/T 1220 (1992)

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
686 (≥) 429 (≥) 22 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 123
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
682 746 143

Equivalent Grade

Equivalent Products

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