1.1 This specification covers a group of requirements which, with the exceptions of 5.3 and Sections6, 7, 18, 19, 20, 21, 22, 23, and 24, are mandatory requirements to the following ASTM tubular product specifications:Title of SpecificationASTM DesignationElectric-Resistance-Welded Carbon Steel and Carbon Manganese Steel Boiler TubesA 178/A 178M Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Conde