This standard specifies the method for the determination of zirconium content in titanium alloys. This standard applies to the determination of zirconium content in titanium alloys. Measuring range: 0.50% to 12.00%.
GB/T 4698.13-1996 history
2017GB/T 4698.13-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13:Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry
1996GB/T 4698.13-1996 Sponge titanium, titanium and titanium alloys--Determination of zirconium content--EDTA complexometric titration method