Qualification standard for welding and brazing procedures, welders, brazers, and welding and brazing operators.
1977 ed.
New York : American Society of Mechanical Engineers, 1977-
v. (hojas sustituibles) : ilustraciones ; 30 cm.
Serie: ASME boiler and pressure vessel code ; Sect. IX
Descripción basada en: 1977 ed.
Incluye actualizaciones años 1977, 78, 79.