qt600-3 Edit Material Name: ductile iron grades: QT600-3 semi-ductile iron, ductile iron box, zero shear ductile iron, ductile iron box, ductile iron QT600-3 zero-cut standard: GB 1348-88 ● Features and Scope: pearlite ductile iron, with a medium to high intensity, moderate toughness and ductility, high performance, wear resistance and vibration resistance, good casting performance characteristics. Various heat treatments by changing its performance. Mainly used for a variety of power machinery crankshaft, camshaft, connecting shaft, connecting rods, gears, clutch plates, hydraulic cylinders and other parts ● Chemical Composition: Carbon C: 3.56 ~ 3.85 Si Si: 1.83 ~ 2.56 Manganese Mn: 0.49 ~ 0.70 Sulfur S: 0.016 ~ 0.045 Phosphorus P: 0.035 ~ 0.058 Mg Mg: 0.041 ~ 0.067 Note: RxOy: 0.033 ~ 0.049 semicircle ductile iron, ductile iron box, zero shear ductile iron, ductile iron box, ductile iron QT600-3 zero shear ● Mechanical Properties: Tensile strength σb (MPa): ≥ 600 Conditions yield strength σ0.2 (MPa): ≥ 370 Elongation δ (%): ≥ 3 Hardness: 190 ~ 270HB density: 7.3 units of t / m or g / cm semicircle ductile iron, ductile iron box, zero shear ductile iron, ductile iron box, ductile iron QT600-3 zero shear