JJG 989-2004 Replaced National Metrology and Inspection Regulations JJG

JJG 989-2004 Grating Micrometers

JJG 989-2004 Grating Micrometers

Publish Date: 2004-09-21 Implement Date: 2004-12-21 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 989-2004

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 2004-09-21

Implement Date: 2004-12-21

Pages: 20 pages

Scope

This procedure is applicable to the initial verification, subsequent verification, and in-use inspection of grating micrometers with a resolution of 0.01 μm to 1 μm and a measurement range of up to 100 mm.

Development Information

Word Count: 26 Thousand words Pages: 20 pages

Superseded by the following standards

JJF 1682-2017 Calibration Specification for Grating Micrometers

Referenced Standards

JJF 1001-1998 General Terms in Metrology and Their Definitions JJF 1059-1999 JJF 1094-2002 Evaluation of the Characteristice of Measuring Instruments JB/T 10080.2-2000 Laser line displacement sensor

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