JJF 1423-2013 English PDFUS$559.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. JJF 1423-2013: Calibration Specification for Pi Tapes Status: Valid
Basic dataStandard ID: JJF 1423-2013 (JJF1423-2013)Description (Translated English): Calibration Specification for Pi Tapes Sector / Industry: Metrology & Measurement Industry Standard Classification of Chinese Standard: A52 Classification of International Standard: 17.040 Word Count Estimation: 24,235 Quoted Standard: JJG 4-1999; JJG 741-2005 Regulation (derived from): AQSIQ Announcement No. 88, 2013; Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine Summary: This standard applies to: indexing is 0. 01mm, 0. 02mm, 0. 05mm, diameter measuring range 9mm ~ 16m �� foot calibration. JJF 1423-2013: Calibration Specification for Pi Tapes---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Calibration Specification for Pi Tapes People's Republic of China National Metrology Technical Specifications π scale calibration specification Issued on. 2013-07-04 2013-10-04 implementation The State Administration of Quality Supervision, Inspection and Quarantine released π scale calibration specification NFP. National Engineering Geometrical Parameters Measurement Technology Committee Main drafting unit. Hebei Institute of Metrology Liaoning Provincial Institute of Metrology Participated in the drafting unit. Beijing Institute of Metrology detection Kimball diameter Chengdu Institute of Precision Measurement Shenyang Jia-yu Tools Co., Ltd. This specification project commissioned by the National geometric parameter measurement technology committee responsible for the interpretation The main drafters of this specification. With high mountains (Hebei Science Institute of Measurement) Wang Shaoping (Hebei Science Institute of Measurement) Dian in Qing Dynasty (Liaoning Provincial Institute of Metrology) Zhang Rui (Hebei Science Institute of Measurement) Drafters participate. Cui Rui (Beijing Institute of Metrology detection) Bo Yu (Chengdu Institute Kimball diameter precision measurement) Zhao Xia (Shenyang Jia-yu Tools Co., Ltd.) table of ContentsIntroduction (Ⅱ) 1 Scope (1) 2. References (1) 3 Overview (1) 4 Metrological characteristics (2) 4.1 mark width and width difference (2) 4.2-foot strip thickness deviation and thickness difference (2) 4.3 feet and the main scale degree of coincidence (2) 4.4 foot interval error (2) 4.5 diameter indication error (2) Calibration Condition 5 (2) 5.1 environmental conditions (2) 5.2 tension condition (3) 5.3 calibration equipment (3) 6 calibration items and calibration methods (3) 6.1 calibration items (3) 6.2 Calibration method (3) Expression 7 Calibration results (5) 8 Recalibration interval (5) Appendix A π scale calibration tension calculation example (6) Appendix B with a laser interferometer measurement π ruler to measure the diameter of Uncertainty about Indication Error of sample (8) Appendix C standard steel tape measure Measurement Uncertainty π-foot diameter indication error of assessment sample (13) Appendix D calibration certificate content and in-page format (18)IntroductionJJF 1071-2010 "National Calibration Specifications writing rules", JJF 1059.1-2012 "Measurement Uncertainty Evaluation and Expression "together constitute the calibration specifications support the formulation of the basic family of specifications. This specification is the first release. π scale calibration specification1 ScopeThis instruction applies to indexing is 0.01mm, 0.02mm, 0.05mm, diameter measurement range 9mm ~ π scale calibration of 16m. 2. References JJG4-1999 steel tape JJG741-2005 standard steel tape measure For dated references, only the dated edition applies to this specification; undated reference documents Member, the latest edition (including any amendments) applies to this specification.3 Overviewπ feet consists of a resilient steel structure, which ends the main scale and vernier, respectively, π ruler for measuring round Diameter of the workpiece. π foot according to the structure divided into strip type, style and perforated tape-type three types, the shape shown in Figure 1, 2, FIG. Figure 1 formula 1- vernier; 2- foot zone; 3 - the main scale Figure 2 Hole 1- vernier; 2- foot zone; 3 - the main scale ...... |
