mechanical performance test result shows that the effect of electromagnetic stirring can significantly increase the hardness and mechanical properties of az31 alloy, but elongation change little.
力学性能试验结果表明,电磁搅拌作用下,az31镁合金的布氏硬度、抗拉强度明显提高,但伸长率变化不大。
metalgraphic and mechanical performance test result shows much practical value.
各项金相、机械性能检验表明,方案具有较高的实用价值。
the mechanical performance test machine is for the mechanical test on the coating material to obtain corresponding load shift curve automatically;
光学摄像仪可任意从两个方向拍摄涂层试样在试验中裂纹的萌生及扩展图像,所获取的图像与载荷位移曲线对应;