155月
115月
如何选择合适的温湿度试验箱方法
温湿度试验箱的选择应从以下五个方面进行: 体积, 温度范围, humidity range, control mode and temperature change rate. 1. Volume selection When placing the tested products (components, components, components or the whole machine) into the climatic environment box for test, in order to ensure that the ambient atmosphere around the tested products can meet the environmental test conditions specified in the test specification, the following provisions shall be followed between the working size... 115月
IZOD和CHARPY冲击试验机的区别
1. 首先, 什么是摆锤冲击? 能量释放影响分类: 摆锤冲击试验机按冲击方式不同、花键夹紧方式不同分为悬臂梁冲击试验机和简支梁冲击试验机. 2. 悬臂梁冲击机, 简支梁冲击机定义: 以下: test device for clamping one end of a spline and receiving the energy released by a pendulum at the other end so that it is damaged by a blow Simply supported... 115月