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India IS C04 Schedules for Wrought Steels - Part 2: Carbon Steels (Unalloyed Steels) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C04 / C04
Category Grade Standard Region/Area Standard Content
Metals C04 IS 1570-2 India Schedules for Wrought Steels - Part 2: Carbon Steels (Unalloyed Steels)

Chemical composition(mass fraction)(wt.%) of the C04

Element Min Max Similar
S - 0.0550 -
P - 0.0550 -
Mn - 0.4000 -
C - 0.0800 -

Mechanical Properties of steel grade C04

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
463 (≥) 731 (≥) 41 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade C04

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
23 - -     0.13 -  
922 219 - 42.3 443   -  
955 - 12 22.2   242 141

Heat Treatment of steel grade C04

Heat treated : 1875°C - 1575°C

Technological Curves of steel grade C04

Cross Reference Table (Equivalent Grade) of C04

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