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Hungary MSZ S72 Unalloyed tool steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S72 / S 72
Category Grade Standard Region/Area Standard Content
Metals S 72 MSZ 4354 Hungary Unalloyed tool steel

Chemical composition(mass fraction)(wt.%) of the S 72

Element Min Max Similar

Mechanical Properties of steel grade S 72

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)
193 (≥) 275 (≥) 41 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade S 72

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
41 - -     0.41 -  
522 372 - 14.3 323   -  
613 - 23 23.2   333 343

Heat Treatment of steel grade S 72

Heat treated : 1749°C - 1972°C

Technological Curves of steel grade S 72

Cross Reference Table (Equivalent Grade) of S 72

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