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 conductivity, electromagnetic properties of a good weldability , but the casting properties .
Applications: ZG230-450 Used for little hands , the requirements of the impact toughness of the various mechanical parts , such as the bearing caps, shell, pear column , body , etc. .