Normas ISO

Steel — Determination of niobium content — 4-(2-Pyridylazo)-resorcinol (PAR) spectrophotometric method

Steel -- Hot-rolled ribbed and grooved flats for spring leaves -- Tolerances and dimensions

Heat-treatable and alloy steels -- Surface quality classes for hot-rolled round bars and wire rods -- Technical delivery conditions

Surface quality classes for hot-rolled bars and wire rod

Continuously hot-rolled stainless steel strip, plate/sheet and cut lengths -- Tolerances on dimensions and form

Continuously hot-rolled stainless steel -- Tolerances on dimensions and form-- Part 1: Narrow strip and cut lengths