... impact speed: 5.4m / s Function and characteristicsThe machine is mainly used for the determination of metallic materials to ... .The machine is semi-automatic testing machine, easy operation, high efficiency, raise pendulum, impact, put down the pendulum are the electrical control, and ... 55mm12, Dimensions: 1500 mm×850 mm×1340 mm13, the test machine weight: 450Kg14, Power: AC Three-phase 380V ± 10% 50HZ ...