15מאי
11מאי
How to choose the right temperature and humidity test chamber method
Selection of temperature and humidity test chamber should be made from the following five aspects: כרך, טווח טמפרטורות, humidity range, control mode and temperature change rate. 1. Volume selection When placing the tested products (רכיבים, רכיבים, 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... 11מאי
Difference between IZOD and CHARPY impact test machine
1. ראשית כל, what is pendulum impact? Classification of energy release impact: pendulum impact is divided into cantilever beam impact testing machine and simply supported beam impact testing machine according to different impact modes and different spline clamping modes. 2. Cantilever beam impact machine, simply supported beam impact machine definition: IZOD: 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... 11מאי