Powered by Google-Search & Google-Books Chinese Standards Shop Database: 169760 (Aug 8, 2020)
HOME  COVID-19   Quotation   Tax   Examples Standard-List   Contact-Us   View-Cart
  

JJG 31-2011

Chinese Standard: 'JJG 31-2011'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
JJG 31-2011English419 Add to Cart Days<=3 Verification Regulation of Height Caliper Valid JJG 31-2011
JJG 31-2011Chinese17 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

   

BASIC DATA
Standard ID JJG 31-2011 (JJG31-2011)
Description (Translated English) Verification Regulation of Height Caliper
Sector / Industry Metrology & Measurement Industry Standard
Classification of Chinese Standard A52
Word Count Estimation 18,110
Date of Issue 2011-01-21
Date of Implementation 2011-07-21
Older Standard (superseded by this standard) JJG 31-1999
Quoted Standard JJF 1001-1998; JJF 1059-1999; GB/T 21390-2008
Drafting Organization Shaanxi Provincial Institute of Metrology
Administrative Organization National Engineering Measurement Technical Committee of Geometrical parameters
Regulation (derived from) General Administration of Quality Supervision, Inspection and Quarantine Notice No. 15 of 2011
Issuing agency(ies) State Administration of Quality Supervision, Inspection and Quarantine
Summary This standard applies to dividing the value or the resolution is 0. 01mm, 0. 02mm, 0. 05mm and 0. 10mm, measuring range (0 ~ 2000) mm kinds of cursors, with a table and several significant height caliper first test, follow-up test and use of checks.

JJG 31-2011
Verification Regulation of Height Caliper
State verification procedures People's Republic of China
Height caliper
HeightCaliper
Issued on. 2011-01-21
2011-07-21 implementation
The State Administration of Quality Supervision, Inspection and Quarantine released
Height caliper test procedures
ofHeightCalip
er
Replacing JJG 31-1999
The regulations by the State Administration of Quality Supervision, Inspection and Quarantine on January 21, 2011 for approval and self
From July 21, 2011 into effect.
NFP. National Engineering Geometrical Parameters Measurement Technology Committee
Main drafting unit. Shaanxi Provincial Institute of Metrology
Participated in the drafting. the Ministry of Industry and Information Technology Institute of Electronics V
This procedure works commissioned by the National geometric parameter measurement technology committee responsible for the interpretation
The main drafters of this procedure.
Evergreen (Shaanxi Provincial Institute of Metrology)
Zhang Hui (Shaanxi Provincial Institute of Metrology)
Drafters participate.
Zhangxiao Fen (Ministry of Industry and Information Technology Institute of Electronics V)
table of Contents
1 Scope (1)
2. Referenced Documents (1)
3 Overview (1)
4 metering performance requirements (3)
Width and width difference (3) 4.1 scale mark
4.2 jaws measuring surface and base surface roughness of the surface (3)
4.3 jaws measuring surface flatness and the base face (3)
4.4 jaws Parallelism measurement surface and the base face (3)
4.5 Repeatability (3)
4.6 Drift (4)
4.7 Zero error (4)
4.8 Indication Error (4)
5 General technical requirements (4)
5.1 Appearance (4)
5.2 Interaction of each part (5)
5.3 the relative position of each part (5)
6 Control of measuring instruments (5)
6.1 Verification condition (5)
6.2 test items and test equipment (5)
6.3 Verification Methods (6)
6.4 Verification Results Processing (8)
6.5 test cycle (8)
Appendix A height caliper measuring indication error Uncertainty Evaluation (9)
Appendix B calibration certificate and test results in the notice page format (12)
Height caliper test procedures
1 Scope
This procedure is applied to the value or indexing resolution of 0.01mm, 0.02mm, 0.05mm and 0.10mm, measured
Volume range (0 ~ 2000) mm variety cursor with digital display table height caliper initial verification, subsequent verification
And the use of checks.
2 Citations
The regulations cited in the following documents
JJF1001-1998 common measurement terms and definitions
JJF1059-1999 Evaluation and Expression of Uncertainty in Measurement
GB/T 21390-2008 cursor with digital display table height caliper
When using this procedure, it should pay attention to using the currently valid version of the documents cited.
3 Overview
Height caliper is used to measure the height position of the workpiece surface and the measuring precision crossed. Its main structure was
Height vernier caliper (see Figure 1), and several significant height caliper (see Figures 4 and 5) with a table height caliper (see Figures 2 and 3).
1 height vernier caliper
1- crossed jaws; 2- vernier; 3 - the main scale; 4- foot body; 5- micro device; 6- foot frame; 7- fastening screw; 8- base
Related standard:   JJF 031-2008  JJG 24-2016
Related PDF sample:   JJG 517-2016  JJF 1561-2016
   
 
Privacy   ···   Product Quality   ···   About Us   ···   Refund Policy   ···   Fair Trading   ···   Quick Response
Field Test Asia Limited | Taxed in Singapore: 201302277C | Copyright 2012-2020