István Telek
More ideas from István
De acordo com a cor que o aço atinge, seguindo essa escala se tem a idéia quase exata da temperatura que é capaz de chegar uma forja dentro dos processos térmicos necessários pra que seja feita uma simples faca.

Steel changes color as it is heated in a forge. THis is an important thing for the blacksmith to know and observe. Here I show you the color changes of the steel and how it changes in workability.

Linear rail alignment. How to build a CNC machine from the very beginning to the end - Page 7

New Machine Build Show how to build a CNC machine from the very beginning to the end - Page 7