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Australia AS K1058 Carbon steel and carbon-manganese steels - Forgings (ruling section 300 mm maximum) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K1058 / K1058
Category Grade Standard Region/Area Standard Content
Metals K1058 AS/NZS 1448 Australia Carbon steel and carbon-manganese steels - Forgings (ruling section 300 mm maximum)

Chemical composition(mass fraction)(wt.%) of the K1058

Element Min Max Similar
Si 0.1000 0.3500 -
S - 0.0500 -
P - 0.0500 -
Ni - 0.3500 -
Mo - 0.1000 -
Mn 0.3000 0.5500 -
Cu - 0.3500 -
Cr - 0.3000 -
C 0.5600 0.6300 -

Mechanical Properties of steel grade K1058

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)
338 (≥) 114 (≥) 12 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade K1058

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
13 - -     0.24 -  
546 384 - 13.3 111   -  
378 - 42 23.2   312 343

Heat Treatment of steel grade K1058

Heat treated : 1772°C - 1477°C

Technological Curves of steel grade K1058

Cross Reference Table (Equivalent Grade) of K1058

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