Plastics piping and ducting systems - Thermoplastics pipes - Determination of ring flexibility (ISO 13968:2008); German version EN ISO 13968:2008— 9 стр.
Textiles - Yarn from packages - Determination of linear density (mass per unit length) by the skein method (ISO 2060:1994); German version EN ISO 2060:1995— 12 стр.