ISO standards download ISO 75-1:2020 pdf download – Plastics — Determination of temperature of deflection under load — Part 1: General test method ISO 75-1:2020 pdf download - Plastics — Determination of temperature of deflection under load — Part 1: General test method. 4 Principle A standard test specimen is subjected to three-point bending under a constant load in the... 02-19 Download Now