3.5 cleaning the work piece.3.5.1 cleaning of the workpiece from the tasks 1.1 clean with wire converter sample preparation checks the workpiece should be clean, rust. Oil and grain and other color metal meteors should be completely removed by grinding, Chennai. Sand blasting, sanding, wire brushing, trucker, especially skin around the welding side of 1 inch.3.6 the work as magnets.The work as a magnet, but there are many ways for these iron powder from the magnetic induction or magnetic, electric, which are as follows:
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