Bright Precision Casting Foundry Information.
ZG230-450 Material Data
ZG230-450 Element content C:≤0.30 Si:≤0.50 Mn:≤0.90 P:≤0.04 S:≤0.04 Heat treatment Normalizing or annealing temperature：890-910℃ Tempering temperature：620-680℃ Mechanical properties Tensile strength：450MPa Yield strength：230MPa Elongation：22% Section shrinkage：32% Impact：25J The ZG230-450 material characteristics: low-carbon cast steel , strength and low hardness , toughness and good plasticity , high low temperature impact toughness , low- brittle transition temperature , electrical conductivit...
ZG200-400 Material Data
ZG200-400 Element content C:≤0.20 Si:≤0.50 Mn:≤0.80 P:≤0.04 S:≤0.04 Heat treatment Normalizing or annealing temperature：920-940℃ Mechanical properties Tensile strength：400MPa Yield strength：200MPa Elongation：25% Section shrinkage：40% Impact：30J The ZG200-400 material characteristics: low-carbon cast steel , strength and low hardness , toughness and good plasticity , high low temperature impact toughness , low- brittle transition temperature , electrical conductivity, electromagnetic properties o...