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77.140.35: Tool steels

Items to be displayed:

Standard and/or projectStage TC
ISO 4957:1999
Tool steels
90.93 ISO/TC 17/SC 4
ISO 5949:1983
Tool steels and bearing steels -- Micrographic method for assessing the distribution of carbides using reference photomicrographs
90.93 ISO/TC 17/SC 7
ISO 11054:2006
Cutting tools -- Designation of high-speed steel groups
90.93 ISO/TC 29