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Database: 189759 (26 Oct 2025)
QB/T 1912-1993 English PDF
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QB/T 1912-1993
: Test Method for Thickness of Metallic Coating on Glasses Frame - X Fluorescent Spectrometry Method
Status: Obsolete
Standard ID
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QB/T 1912-1993
English
239
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Test Method for Thickness of Metallic Coating on Glasses Frame - X Fluorescent Spectrometry Method
Obsolete
QB/T 1912-1993
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Basic data
Standard ID
QB/T 1912-1993 (QB/T1912-1993)
Description (Translated English)
Test Method for Thickness of Metallic Coating on Glasses Frame - X Fluorescent Spectrometry Method
Sector / Industry
Light Industry Standard (Recommended)
Classification of Chinese Standard
A29
Word Count Estimation
6,614
Date of Issue
1/6/1994
Date of Implementation
8/1/1994
Regulation (derived from)
Industry-Science (2010) No.77
Summary
This standard specifies the non-contact optical frames metal coating thickness, non-destructive testing methods (X fluorescence spectroscopy method) testing principles, equipment, standard samples, sample, test procedures, test, and test report uncertainty. This standard applies to the thickness of the metal coating quantitative tests of eyeglass frames.
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