ISO 18573:2012 Conveyor belts - Test atmospheres and conditioning periods
ISO 21183-1:2005 Light conveyor belts - Part 1: Principal characteristics and applications
ISO 7500-1:2015 Metallic materials - Calibration and verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Calibration and verification of the force-measuring system
ISO 9856:2016 Conveyor belts - Determination of elastic and permanent elongation and calculation of elastic modulus
GOST ISO 21181-2018 history
2018GOST ISO 21181-2018 Light conveyor belts. Determination of the relaxed elastic modulus