Wheelchairs—Part 9:Climatic tests for electric wheelchairs

Standard published on 31.12.2021

Limits and fits--Tolerance zones for holes and shafts size up to 18mm

Standard published on 6.3.2003

Information technology—Chinese coded character set

Standard published on 19.7.2022

Information technology—Generic specification for Chinese character input with digital keyboard

Standard published on 25.4.2016

The inspecting method of AB microscopic defect in gallium arsenide single crystal

Standard published on 3.4.2000

Seamless copper tubes for water and gas

Standard published on 12.7.2017

Specification for the platinum rhodium thermocouple thin wires used in rapid temperature measuring thermocouple

Standard published on 23.5.2023

Precious metals and its alloys designation system

Standard published on 3.4.2000

The test method of thermo-emf for platinum

Standard published on 31.3.2008

Basic technical requirements and design guidelines for live working tools, equipment and devices

Standard published on 31.10.2025