Tips on how to identify genuine stainless steel screens

Tips: How to identify genuine stainless steel screens www.tzchuangsha.com present, some unscrupulous businessmen in order to earn greater profit margins iron screens posing with stainless steel screens, shoddy, deceive consumers. This "fake stainless steel screens." Pretty soon quasi rust, not only ugly, short life, every time it rains rust will put dirty windows. Now I'll tell you how to identify the stainless steel program screens, first adding a small amount of white vinegar and a pinch of salt in a bowl, and take a small piece of mesh screens do (or filaments) immersed in a few minutes, fake stainless steel program material will appear on the first vesicles (chemical reaction), after a period of time after its color will be black, and stainless steel mesh is really nothing happens, bright as new. In order to avoid being taken so first try to do before their material is true or false, and the prior statement must be false for real. Ze window screening plant shelf stainless steel screens, to ensure that material, the test report can be issued! ! ! Welcome to order!