Bright Precision Casting Foundry Information.
Commonly used casting materials
Common casting material properties for steel, including Gray lron(HT200,HT250,HT300,HT350), Ductile lron(QT400-18,QT450-10,QT500-7,QT600-3,QT700-2,QT800-2), Plain Carbon Cast Steel(ZG200-400,ZG230-450,ZG270-500,ZG340-640), Aluminum-base Cast Alloy(ZAISi7Mg,ZAISi9Mg,ZAISi5Cu1Mg,), Copper-base Cast Alloy(ZCuSn5Pb5Zn5,ZCuSn10Zn2). Gray lron Standard-Spec.No.&Class T.S. σb≥ N/mm 2 HardnessHB≤ Note:(1)Test Bar θ=30mm (2)Chemieal composition and other requirement can be established upon ...
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...