أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
The method is called back gouging which is used to increase the penetration of weld metal and also it is one of the precational measure to avoid the formation of crack.
BACK GOUGING IS THE PROCESS OF REMOVAL OF WELD METAL FROM THE BASE METAL
The process is called Back Gouging, employed to ensure good penetration