11Cr17 Stainless Steels to GB/T 1220 (1992)

11Cr17 - Specification & Application

  • GB/T 1220 (1992) - Stainless steel bars
  • GB/T 4226 (2004) - Cold finished stainless steel bars
  • GB/T 4356 (2002) - Stainless steel wire rods

Stainless steel bars

Chemical composition(wt.%) of 11Cr17 grade: to GB/T 1220 (1992)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95 1.20
Si - 1.00
Mn - 1.00
P - 0.035
S - 0.030
Ni - 0.60
Cr 16.00 18.00

11Cr17 - Detail

11Cr17

Mechanical properties of grade 11Cr17 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)
526 (≥) 921 (≥) 24 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical properties of grade 11Cr17 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
615 (≥) 723 (≥) 32 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 314
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
685 251 893

Equivalent Products

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