20.20 Jul 1, 2026
ISO
ISO/TC 156
International Standard
This international standard specifies the method for high-temperature corrosion testing of metallic materials in water vapor containing atmosphere and describes the procedure for supplying a test gas with water vapor as a predominant reactive oxidant.
PROJECT
ISO/WD 26506
20.20
Working draft (WD) study initiated
Jul 1, 2026