![(Ew 472) Shielded Metal Arc Welding Hobart Institute Of Welding Technology[yasser Tawfik]](http://i.calameoassets.com/161016034623-3208d380fd9282303fd1ba4cd1a10cbd/large.jpg)
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(Ew 472) Shielded Metal Arc Welding Hobart Institute Of Welding Technology[yasser Tawfik]
HOBART INSTITUTE OF WELDING TECHNOLOGY® , 400 TRADE SQUARE EAST, TROY, OHIO 45373 U.S.A. EW-472 TECHNICAL GUIDE Shielded Metal Arc Welding HOBART INSTITUTE OF WELDING TECHNOLOGY® , 400 TRADE SQUARE EAST, TROY, OHIO 45373 U.S.A.