Material: 45# or 40Cr Carbon Structural SteelHeat treatment: High-frequency QuenchingHardening and tempering: AvailableSurface treatment: Original / Black or Grey Phosphate treatment/CustomizedMarking: Customized
Aluminium has a density lower than those of other common metals, at approximately one third that of steel. It is one of the most common materials used in aerospace, medical, automotive and other industries because of its excellent strength-to-weight ratio
300cc cargo motor tricycle uses inner keel welding bracket, 2.5*1.4m cargo, bright red, edging distance 600 medium speed, 300cc tricycle equips Fully buoyant afterburner, central gear bag, same left and right axles, oil brake, positioning 710 front and re