This part of GB/T 223 specifies the determination of the content of silicon, manganese, phosphorus, sulfur, copper, aluminum, nickel, chromium, molybdenum, vanadium, titanium, tungsten and niobium by X-ray fluorescence spectrometry. This part applies to cast iron, For pig iron, non-alloy steel, and low-alloy steel, see Table 1 for the determination range of each element
GB/T 223.79-2007 Referenced Document
GB/T 16597 Analytical methods of metallurgical products—General rule for X-ray fluorescence spectrometric methods*, 2019-06-04 Update
GB/T 20066 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
GB/T 223.79-2007 history
2007GB/T 223.79-2007 Iron and steel-Determination of multi-element contents-X-ray fluorescence spectrometry
(Routine method)