JJG 343-2012
Verification Regulation of Plain Limit Gauges (English Version)

Standard No.

JJG 343-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

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

Latest

JJG 343-2012

Replace

JJG 343-1996

Scope

This procedure is applicable to the calibration of holes and shafts with basic dimensions up to 500mm, tolerance levels IT6 to IT16, initial verification, subsequent verification and in-use inspection of working smoothness limit gauges.

JJG 343-2012 Referenced Document

• GB/T 1800.1-2009 Gemetrical Product Specifications(GPS).Limits and fits.Part 1:Bases of tolerances,deviations and fits
• GB/T 1957-2006 Tolerances and general features for plain limin gauges

JJG 343-2012 history

• 2012 JJG 343-2012 Verification Regulation of Plain Limit Gauges
• 1996 JJG 343-1996 Verification Regulation of Smooth Limit Gauge