Standard: NF A 49-245 - Steel tubes. Longitudinally pressure welded tubes from non alloy and ferritic alloy steels for heat exchangers in diameters from 15, 9 mm and 76, 1 mm inclusive. Dimensions. Technical delivery conditions
Description: Steel tubes. Structural welded tubes, circular, square, rectangular or oval, in ferritic or austenitic stainless steels. Dimensions. Technical delivery conditions
Standard: NF A 49-117 - Steel tubes. Seamless plain end tubes for pipes-lines and other uses. Ferritic and austenitic stainless steels. Dimensions. Technical delivery conditions
Description: Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions