Transcription of SOP 6 CALIBRATION OF VERNIER CALLIPER GAUGES
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LABORATORY FOR PRODUCTION MEASUREMENT Faculty of Mechanical Engineering Smetanova 17, 2000 Maribor, Slovenia SOP 6 calibration of vernier calliper gauges Issue date Issue No. E-1 Approved by Bojan A ko, Changes made AMENDMENT REMOVED ADDED No. Date Section Page Issue No. Section Page Issue No. Present issue E-1 is equal to the issue No. 3 dated September 1998 CONTENTS 1 INTRODUCTION 4 General aspects 4 2 MEASURING EQUIPMENT 4 3 RECEIPT 4 4 CLEANING 4 5 THERMAL STABILISATION 4 6 CALIBRATION 5 Visual inspection 5 Functional check 5 Measurement of deviations 5 7 EVALUATION OF MEASURING RESULTS 7 8 DOCUMENTATION 7 9 PROTECTION 7 10 UNCERTAINTY 7 Mathematical model of the measurement 7 Standard uncertainties of the estimations of the input values and combined standard uncertainty of measurement 8 Calculation of the combined uncertainty 10 Expanded uncertainty 11 11 TRACEABILITY 12 12 LITERATURE
Page No.: 5 of 12 LABORATORY FOR PRODUCTION MEASUREMENT SOP 6 - CALIBRATION OF VERNIER CALLIPER GAUGES Issue No. E-1 6 CALIBRATION 6.1 Visual inspection • Measuring surfaces are checked to see if there are any scratches which may impede calibration.
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