JJG 2019-1989 Active National Metrology and Inspection Regulations JJG

JJG 2019-1989 Measuring Instruments for Flatness

JJG 2019-1989 Measuring Instruments for Flatness

Publish Date: 1989-06-22 Implement Date: 1990-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 2019-1989
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: -
ICS Name: -
Publish Date: 1989-06-22
Implement Date: 1990-04-01
Publisher: The National Technical Supervision Bureau
Pages: 9 pages

Scope

This inspection system table is suitable for use in the optical industry and mechanical industry for the production and use of flat crystals, long flat crystals, as well as instruments and measuring tools used to detect flatness and straightness.

Development Information

Drafting Units:

The National Institute of Metrology and Quality Supervision of China

Drafting Persons:

Zhang Xiuying

Word Count: 12 Thousand words Pages: 9 pages

Related Standards

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