00Cr30Mo2 Stainless Steels to GB/T 1220 (1992)

00Cr30Mo2 - Specification & Application

  • GB/T 1220 (1992) - Stainless steel bars
  • GB/T 3280 (2007) - Cold rolled stainless steel sheets and plates
  • GB/T 4237 (1992) - Hot rolled stainless steel sheets and plates
  • GB/T 4239 (1991) - Cold rolled stainless steel and heat resisting steel strips

Stainless steel bars

Chemical composition(wt.%) of 00Cr30Mo2 grade: to GB/T 1220 (1992)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.010
Si - 0.40
Mn - 0.40
P - 0.030
S - 0.020
Ni - 0.60
Cr 28.50 32.00
Mo 1.50 2.50
N - 0.015

00Cr30Mo2 - Detail

00Cr30Mo2

Mechanical properties of grade 00Cr30Mo2 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)
893 (≥) 283 (≥) 12 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical properties of grade 00Cr30Mo2 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
812 (≥) 321 (≥) 21 42 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 333
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
761 313 324

Equivalent Grade

Equivalent Products

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