Transcription of General Welding Guidelines - MCAA
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General WeldingGuidelinesNational Certified Pipe Welding BureauGeneral Welding Guidelines National Certified Pipe Welding Bureau Revision date: April 2, 2013 2013 National Certified Pipe Welding Bureau 1385 Piccard Drive Rockville, MD 20850 301-869-5800 Fax: 301-990-9690 The National Certified Pipe Welding Bureau (NCPWB) gratefully acknowledges the permission from ASTM to use their data on copper tube sizes in this publication. CONTENTS MANDATORY PRACTICES General .. 3 Joints .. 3 Filler Metal.
or grinding wheel. Paint which is designed to be welded over, such as “Deoxaluminite” may be welded over without removal. Brushing with a power wire brush to remove excess build-up (i.e., runs) of weldable coatings is recommended.
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