Rubber and plastics hoses and hose assemblies for use in the pharmaceutical and biotechnological industry - Silicone rubber hoses; German version EN 16821:2017— 20 стр.
Plastics piping systems for drainage and sewerage without pressure - Non-circular pipes and joints made of glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resins (UP) - Dimensions, requirements and tests (ISO 16611:2017)— 32 стр.