Welder skills and knowledge: What basic knowledge do beginners need to master?

What basic knowledge do beginners need to master ALAND WELDING Let you feel the most sincere welding service First 1. Metal mechanical properties include strength, plasticity, hard seat, toughness, fatigue strength, etc. 2. Hardness indicators can be divided into three types: Brinell hardness, Rockwell hardness, and Vickers hardness. 3. The ability of metal materials to […]