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Germany DIN GGG-50 Cast Iron with Nodular Graphite; Unalloyed and Low Alloy Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GGG-50 / GGG-50
Category Grade Standard Region/Area Standard Content
Metals GGG-50 DIN 1693-1 Germany Cast Iron with Nodular Graphite; Unalloyed and Low Alloy Grades

Chemical composition(mass fraction)(wt.%) of the GGG-50

Element Min Max Similar

Mechanical Properties of steel grade GGG-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)
465 (≥) 328 (≥) 34 33 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade GGG-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
23 - -     0.21 -  
859 164 - 24.3 421   -  
637 - 42 43.2   322 411

Heat Treatment of steel grade GGG-50

Heat treated : 1626°C - 1994°C

Technological Curves of steel grade GGG-50

Cross Reference Table (Equivalent Grade) of GGG-50

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