This standard stipulates the use classification and grouping of cemented carbide for geological and mining tools, the rules for designation, basic composition (reference value) and basic performance requirements, etc. This standard applies to cemented carbide for geological and mining tools.
GB/T 18376.2-2001 history
2014GB/T 18376.2-2014 Grades of cemented carbide.Part 2:Grades of cemented carbide for geological and mining tools
2001GB/T 18376.2-2001 Grades of cemented carbide Part 2: grades of cemented carbide for geological and mining tools