BS EN 27490:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for dental gypsum-bonded casting investments for gold alloys
Hardcopy , PDF
15-03-2001
English
15-11-1992
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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Superseded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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