This standard specifies the measurement principles, instrument requirements, test conditions, test procedures and test reports for the closed-circuit circulation method of measuring hydrogen content in liquid metal of aluminum and aluminum alloys. This standard is applicable to the determination of hydrogen content in liquid metal of aluminum and aluminum alloys.
YS/T 600-2009 history
2009YS/T 600-2009 Analysis method of hydrogen in liquid aluminium and aluminium alloys the method of the closed gas loop circulation