JJG 34-2008
Verification Regulation of Dial Gauges (dial and digital) (English Version)

Standard No.

JJG 34-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

National Metrological Verification Regulations of the People's Republic of China

Status

Be replaced 2023-06

Replace By

JJG 34-2022

Latest

JJG 34-2022

Replace

JJG 34-1996

Scope

This procedure is applicable to pointer indicators with a graduation value of 0.01mm and 0.002mm and a measuring range of no more than 10mm: a pointer indicator with a graduation value of 0.001mm and a measuring range of no more than 5mm; resolutions of 0.01mm, 0.005mm, 0.001mm, the measuring range is not greater than 10mm, the first calibration, subsequent calibration and in-use inspection of digital display indicators.

JJG 34-2008 Referenced Document

• GB/T 1219-2000 Geometrical product specification-Dimensional measuring instruments:Dial gauges-Design and metrological requirements
• GB/T 18761-2007 Dial indicator with electronic digital display
• JJF 1001-1998 General Terms in Metrology and Their Definitions
• JJF 1059-1999 Evaluation and Expression of Uncertainty in Measurement

JJG 34-2008 history

• 2022 JJG 34-2022 indicator
• 2008 JJG 34-2008 Verification Regulation of Dial Gauges (dial and digital)
• 1996 JJG 34-1996 Verification Regulation of Dial Gauges(reading in 0.01mm and 0.001mm)