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BS EN 27490:1992

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Specification for dental gypsum-bonded casting investments for gold alloys
Available format(s)

Hardcopy , PDF

Superseded date

15-03-2001

Language(s)

English

Published date

15-11-1992

Cooperating organizations
National foreword
Foreword
1. Scope
2. Normative references
3. Classification
4. Requirements
5. Sampling
6. Test conditions and preparation of test specimens
7. Test methods
8. Information to be supplied by manufacturer
9. Packaging
10. Marking
Annexes
A. (informative) Apparatus for measuring setting
     expansion
B. (informative) Apparatus for measuring thermal
     expansion
Tables
1. Compressive strength
2. Total expansion
Figures
1. Slump test apparatus in brass or stainless steel
2. Vicat test specimen holder
3. Arrangement of mesio-occluso-distal inlay pattern
     and liner in casting ring
A.1 Setting expansion apparatus fitted with linear
     transducer
A.2 Specimen container for measuring setting expansion
A.3 Detail illustrating how to apply controlled measuring
     force
B.1 Thermal expansion apparatus
National annexes
NA. (informative) Committees responsible
NB. (informative) Cross-references

Specifies requirements and test methods for alloys with liquidus temperatures up to 1080°C.

Committee
CH/106/2
DevelopmentNote
Supersedes BS 5189: Part 1: 1975
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
UNE-EN 27490:1993 Identical
I.S. EN 27490:1992 Identical
NF EN 27490 : 1992 Identical
DIN EN 27490:1991-11 Identical
ISO 7490:2000 Identical
UNI EN 27490 : 1992 Identical
NBN EN 27490 : 1992 Identical
EN 27490 : 1991 Identical

ISO 3310-1:2016 Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth
ISO 1562:2004 Dentistry Casting gold alloys
ISO 1561:1995 Dental casting wax
ISO 7500-1:2015 Metallic materials Calibration and verification of static uniaxial testing machines Part 1: Tension/compression testing machines Calibration and verification of the force-measuring system

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£198.00
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