GB/T 5168-2020: Translated English of Chinese Standard. (GBT 5168-2020, GB/T5168-2020, GBT5168-2020): Microstructure and macrostructure examination for titanium and titanium alloys
https://www.chinesestandard.net, Jul 13, 2020 - Technology & Engineering - 39 pages
This Standard specifies the microstructure and macrostructure examination for ??-type, ??-??-type, ??-type titanium and titanium alloys. This Standard applies to the microstructure and macrostructure examination for titanium and titanium alloys.
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according according to formula appears Appendix D application bar Figure carried caused changes clear crystal common composition content of primary cooling corrosive agent cracks defects of titanium deformation Determination document edge edition electrolytic polishing ensure equipment etched Example fields of view Figure A.14 Figure E.1 follows forging fuzzy crystal g/mL GB/T grain boundaries greater grid lines grinding heterogeneous structures holes inclusion inlay layer macrostructure and microstructure macrostructure examination magnification matrix measure the content meet Metallographs of typical metallurgical defects Metals method microstructures of titanium Modify number of points observation phase points contained polishing product technical requirements provisions Pure titanium recommended references represent sample select the appropriate sheet shown in Figure shows silicon oxide specify Standard strip structures of titanium surface TA1 bar Table TC1 forging TC4 bar Ti-rich segregation titanium alloys titanium and titanium total length weld