Order No. 1999
3rd edition, 2007, 174 pages: This publication and the wealth of information it contains are intended to assist contractors, estimators and shop supervisors in profitably managing the welding activity in a sheet metal shop. Updated coverage of welding processes; flux-cored wire guidelines; and the latest equipment. The safety chapter covers such items as health effects, hazard controls and safety procedures. Other chapters include guidelines for developing welding procedures, controlling weld quality, estimating, hiring and training welders and welder certification.