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02/705023 DC : DRAFT APR 2002

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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ISO 17657-1 - RESISTANCE WELDING - WELDING CURRENT MEASUREMENT FOR RESISTANCE WELDING - PART 1: GUIDELINE FOR MEASUREMENT

Superseded date

19-01-2006

Published date

23-11-2012

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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Welding current measuring system
  4.1 General
  4.2 Applicability
  4.3 Accuracy
  4.4 Welding current meter with current sensing coil
5 Current sensors
  5.1 Type of sensor
  5.2 Selection of current sensor
  5.3 Conversion coefficient
6 Tests and calibration of the welding current measuring
  systems
7 Selection of requirements and test procedures for a
  welding current measuring system
Annex A (normative) Definition of weld times
Annex B (informative) Type of integrators and their dynamic
        characteristics
Annex C (informative) Conversion coefficient and maximum
        output voltage of current sensing coils

Committee
WEE/29
DocumentType
Draft
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

ISO 669:2016 Resistance welding Resistance welding equipment Mechanical and electrical requirements

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