I.S. EN 24938:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
STEEL AND IRON - DETERMINATION OF NICKEL CONTENT - GRAVIMETRIC OR TITRIMETRIC METHOD (ISO 4938:1988)
Hardcopy , PDF
27-03-2016
English
01-01-1991
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.
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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Superseded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 |
| ISO 4793:1980 | Laboratory sintered (fritted) filters — Porosity grading, classification and designation |
| 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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