Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (ISO 10720:1997); German version EN ISO 10720:2007— 18 стр.
Accuracy (trueness and precision) of measurement methods and results - Part 3: Intermediate measures of the precision of a standard measurement method (ISO 5725-3:1994 including Technical Corrigendum 1:2001)— 65 стр.
Steel and iron - Sampling and preparation of samples for the determination of chemical composition (ISO 14284:1996); German version EN ISO 14284:2002— 35 стр.
Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method) (ISO 15351:1999); German version EN ISO 15351:2010— 18 стр.
Steel for the reinforcement and prestressing of concrete - Test methods - Part 3: Prestressing steel (ISO 15630-3:2019); German version EN ISO 15630-3:2019— 44 стр.