Manual of Electric Arc Welding

alloy alternating current Amperes angle arc length arc welding automatic welding base metal bevel bottom butt joint butt weld cable carbon arc cast iron chromium circuit cleaning Conditions cooling corner joint crater deposited metal desirable diameter direct current ductility electric electric arc Electrode Held electromotive force employed fillet weld flat fused fusion gage graphite heat holes horizontal inches Inspection lap joint lap weld layer length Line of Weld manganese melted metallic arc metallic-arc welding method molten metal overhead welding oxide Path of Electrode peening penetration Perpendicular to Plate pieces pipe plates Electrode Position of electrode Position of plate preheating Procedure residual stresses riveted sections short arc shown in Fig side slag speed steel electrodes straight bead strength Strike the arc studs surface Tack Weld tee joint thick type of joint vertical voltage weaving weld metal welder welding current welding rod wire