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Spain UNE 1C50 Quenched and tempered steels. Part 2: technical delivery conditions for unalloyed quality steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1C50 / 1 C 50
Category Grade Standard Region/Area Standard Content
Metals 1 C 50 UNE 36051-2 Spain Quenched and tempered steels. Part 2: technical delivery conditions for unalloyed quality steels

Chemical composition(mass fraction)(wt.%) of the 1 C 50

Element Min Max Similar

Mechanical Properties of steel grade 1 C 50

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)
138 (≥) 316 (≥) 13 14 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade 1 C 50

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
34 - -     0.21 -  
349 745 - 14.3 211   -  
242 - 43 23.2   411 232

Heat Treatment of steel grade 1 C 50

Heat treated : 1323°C - 1265°C

Technological Curves of steel grade 1 C 50

Cross Reference Table (Equivalent Grade) of 1 C 50

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