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Database: 189759 (12 Oct 2025)
GB/T 7962.19-2010 English PDF
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GB/T 7962.19-2010
: Test methods of colourless optical glass -- Part 19: Abrasion factor
Status: Valid
GB/T 7962.19: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
GB/T 7962.19-2010
English
139
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Test methods of colourless optical glass -- Part 19: Abrasion factor
Valid
GB/T 7962.19-2010
GB/T 7962.19-1987
English
199
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2 days [Need to translate]
Colourless optical glass test methods--Relative lapping hardness
Obsolete
GB/T 7962.19-1987
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GB/T 7962.23
Basic data
Standard ID
GB/T 7962.19-2010 (GB/T7962.19-2010)
Description (Translated English)
Test methods of colourless optical glass -- Part 19: Abrasion factor
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
N05
Classification of International Standard
81.040.01
Word Count Estimation
6,645
Date of Issue
2011-01-14
Date of Implementation
2011-05-01
Older Standard (superseded by this standard)
GB/T 7962.19-1987
Quoted Standard
GB/T 903; GB/T 7962.20
Regulation (derived from)
National Standard Approval Announcement 2011 No.2
Issuing agency(ies)
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary
This standard specifies the test methods to test the degree of wear of colorless optical glass. This section applies to test the degree of wear of colorless optical glass.