S75CM Structural Steel to G 3311 (2010)

S75CM - Specification & Application

  • G 3311 (2010) - Cold rolled special steel strip

Cold rolled special steel strip

Chemical composition(wt.%) of S75CM grade: to G 3311 (2010)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.70 0.80
Si 0.15 0.35
Mn 0.60 0.90
P - 0.030
S - 0.035
Cr - 0.20
Ni - 0.20
Cu - 0.30

S75CM - Detail

Cold rolled special steel strip

Mechanical properties of grade S75CM G 3311 (2010)

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)
533 (≥) 778 (≥) 22 33 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical properties of grade S75CM G 3311 (2010)

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
533 (≥) 857 (≥) 23 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 223
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
775 424 787

Equivalent Grade

Equivalent Products

We can customize the production of S75CM grade, contact us for the best solution.
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