CNS 301 Stainless Steels to G3067

CNS 301 - Specification & Application

  • G3067 - Stainless steel bars

Stainless steel bars

Chemical composition(wt.%) of CNS 301 grade: to G3067

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.030
Ni 6.00 8.00
Cr 16.00 18.00
Mo - -

CNS 301 - Detail

Stainless steel bars

Mechanical properties of grade CNS 301 G3067

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)
223 (≥) 395 (≥) 31 31 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade CNS 301 G3067

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
392 (≥) 966 (≥) 23 22 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 423
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
993 689 963
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