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DIN Standards Committee Tools and Clamping Devices

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Project

Assembly tools for screws and nuts - Hand torque tools - Part 2: Requirements for calibration and determination of measurement uncertainty (ISO/DIS 6789-2:2025); German and English version prEN ISO 6789-2:2025

Abstract

This document specifies the method for the calibration of hand torque tools, which are classified as indicating torque tools (Type I) and setting torque tools (Type II), and describes the method of calculation of measurement uncertainties for the calibration.

Begin

2025-05-12

WI

CSI09013

Planned document number

DIN EN ISO 6789-2

Project number

12103013

Responsible national committee

NA 121-05-01 AA - Assembly tools for screws and nuts, Fastening tools  

Responsible european committee

CEN/BT - BT Technical Board  

Responsible international committee

ISO/TC 29/SC 10/WG 3 - Hand torque tools  

draft standard

Assembly tools for screws and nuts - Hand torque tools - Part 2: Requirements for calibration and determination of measurement uncertainty (ISO/DIS 6789-2:2025); German and English version prEN ISO 6789-2:2025
2025-08
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previous edition(s)

Assembly tools for screws and nuts - Hand torque tools - Part 2: Requirements for calibration and determination of measurement uncertainty (ISO 6789-2:2017); German version EN ISO 6789-2:2017
2017-07

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Contact

Dipl.-Ing.

Benjamin Faltin

Am DIN-Platz, Burggrafenstr. 6
10787 Berlin

Tel.: +49 30 2601-2305
Fax: +49 30 2601-42305

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