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I.S. EN 24938:1991

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

STEEL AND IRON - DETERMINATION OF NICKEL CONTENT - GRAVIMETRIC OR TITRIMETRIC METHOD (ISO 4938:1988)
Available format(s)

Hardcopy , PDF

Superseded date

03-27-2016

Language(s)

English

Published date

01-01-1991

Publisher

National Standards Authority of Ireland

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Procedure
8 Expression of results
9 Test report
Annex A (informative) - Additional information on the
        international - co-operative tests
Annex B (informative) - Graphical representation of
        precision data

Defines a method for the determination of nickel in steel and cast iron, using either a gravimetric or titrimetric finish.

DevelopmentNote
COR 1991 issued on 30-09-2011. (10/2011)
DocumentType
Standard
Pages
36
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
ISO 4938:2016 Identical
EN 24938:1990/AC:1991 Identical

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ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
ISO 648:2008 Laboratory glassware — Single-volume pipettes
ISO 385-1:1984 Laboratory glassware — Burettes — Part 1: General requirements
ISO 5725:1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests
ISO 377:2017 Steel and steel products — Location and preparation of samples and test pieces for mechanical testing

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Hardcopy - English
PDF - English
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