This document specifies test methods for machinable ceramic blanks used for the fabrication of dental fixed restorations. This document also specifies the contents of the test report.
Iron ores for blast furnace feedstocks — Determination of reduction under load
This document specifies a method to provide a relative measure for evaluating the structural stability of iron ores when reduced under conditions resembling those prevailing in the reduction zone of a blast furnace.
This document is applicable to lump ores and hot-bonded pellets.
Explosive atmospheres - Part 5: Equipment protection by powder filling "q"
IEC 60079-5:2015+AMD1:2022 contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection powder filling "q", intended for use in explosive gas atmospheres. This standard supplements and modifies the general requirements of IEC 60079-0. Where a requirement of this standard…
Explosive atmospheres - Part 5: Equipment protection by powder filling "q"
IEC 60079-5:2015+AMD1:2022 CSV contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection powder filling "q", intended for use in explosive gas atmospheres. This standard supplements and modifies the general requirements of IEC 60079-0. Where a requirement of this standard…