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BS 4437:1987

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Method for determining hardenability of steel by end quenching (Jominy test)

Available format(s)

Hardcopy , PDF

Superseded date

15-11-1999

Superseded by

BS EN ISO 642:1999

Language(s)

English

Published date

30-04-1987

€140.23
Excluding VAT

Foreword
Committees responsible
Method
1. Scope
2. Symbols
3. Principle
4. Apparatus
5. Sampling and preparation of test pieces
6. Heating and quenching of the test piece
7. Preparation for, and measurement of, hardness after
    quenching
8. Expression of results
9. Test report
Appendices
A. Subsidiary standard test pieces
B. Guidance on additional information for the test
    report
Table
1. Symbols
Figures
1. Quenching device
2. End of water supply pipe
3. Sampling by machining of the test piece
4. Dimensions of standard Jominy test pieces
5. Sample of a mild steel vessel for heating the
    test piece
6. Preparation of test piece for measurement of
    hardness and position of hardness measurement points
7. Specification of hardenability by two limiting
    curves
8. Specification of hardenability by hardness at a
    given distance from the quenched end
9. Specification of hardenability by a given hardness
    between two distance limits
10. Specification of hardenability by a range of
    hardness at a given distance from the quenched end
11. Subsidiary standard test piece
12. Correlation between sub-standard 12.5 mm diameter
    and standard 25 mm diameter test piece results
13. Cooling curves along the Jominy test piece giving
    the ratio theta/thetaA as a function of time
14. Variation in the cooling rates at approximately 700
    deg C, in degrees Celsius per second, of points on
    the surface of the Jominy test piece as a function
    of their distances from the quenched end

Procedures for testing both deep and shallow hardening steels.

Committee
ISE/1
DocumentType
Standard
Pages
16
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

ISO 642:1999 Steel — Hardenability test by end quenching (Jominy test)
BS 891-1:1962 Method for Rockwell hardness test Testing of metals
BS 427-1:1961 Method for Vickers hardness test Testing of metals

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