1.1 This practice covers the qualification of procedures, welders, and operators for the fabrication and repair of steel castings by electric arc welding. 1.1.1 Qualifications of a procedure and either or both the operator or welder under Sectio
ASTM
Standard Practice for Steel Castings, Welding, Qualifications of Procedures and Personnel
STD-55728
2006
2006-09-01
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