20Kn aluminium and aluminium alloy board and belt material high speed tensile testing machine is used in testing property test with auto-body panel, auto-body structural component, stressed skin diaphragm of beach wagon, tensile speed 6000mm/min, 5000N/10kN/20Kn/50Kn high speed tensile testing machine, test speed 16mm/s – 416mm/s &40in/min – 1000in/min, high speed high and low temperature environmental box(-180℃ --2200℃).