QB/T 1912-1993
Test method for metal coating thickness of spectacle frames X-ray fluorescence spectrometry (English Version)

Standard No.

QB/T 1912-1993

Language

Chinese, Available in English version

Release Date

1994

Published By

Professional Standard - Light Industry

Status

Withdraw

Latest

QB/T 1912-1993

Scope

This standard specifies the testing principles, instruments and equipment, standard samples, specimens, test procedures, test uncertainties and test reports for non-contact, non-destructive testing methods (X-fluorescence spectroscopy testing method) of metal coating thickness of eyeglass frames. This standard is suitable for quantitative testing of the thickness of the metal coating of eyeglass frames.

QB/T 1912-1993 history

• 1994 QB/T 1912-1993 Test method for metal coating thickness of spectacle frames X-ray fluorescence spectrometry