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GS 370-17

Italy UNI GS370-17 Spheroidal graphite cast iron - classification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GS370-17 / GS 370-17
Category Grade Standard Region/Area Standard Content
Metals GS 370-17 UNI 4544 Italy Spheroidal graphite cast iron - classification

Chemical composition(mass fraction)(wt.%) of the GS 370-17

Element Min Max Similar

Mechanical Properties of steel grade GS 370-17

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)
863 (≥) 199 (≥) 11 14 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade GS 370-17

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
32 - -     0.33 -  
788 165 - 13.3 441   -  
262 - 43 21.2   121 313

Heat Treatment of steel grade GS 370-17

Heat treated : 1424°C - 1745°C

Technological Curves of steel grade GS 370-17

Cross Reference Table (Equivalent Grade) of GS 370-17

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