UNI EN 14866 : 2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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VITREOUS AND PORCELAIN ENAMELS - REGENERATIVE, ENAMELLED AND PACKED PANELS FOR AIR-GAS AND GAS-GAS HEAT EXCHANGERS - SPECIFICATIONS
05-05-2011
01-01-2007
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Steel substrates
4.1 Delivery
4.2 Analysis
4.3 Hydrogen permeability
4.4 Fish scale test
4.5 Pickling speed
5 Enamel frit(s)
5.1 Delivery
5.2 Coefficient of expansion
5.3 Fusion flow
5.4 Boiling water vapour resistance
5.5 Acid resistance
5.6 Thermal shock resistance
5.7 Adherence
6 Characteristics of the enamel coating
6.1 Adherence
6.2 Thickness
6.3 Thermal shock resistance
6.4 Fundamental defects
6.5 Open defects
6.6 Edge covering of gas-gas heaters
6.7 Boiling sulphuric acid resistance
6.8 Rework
7 Characteristics after packing
7.1 Packing pressure
7.2 Visual examination
7.3 Edge covering of gas-gas heaters
8 Documentation
Annex A (normative) Method for determining thermal
shock resistance of vitreous or porcelain
enamel coatings
Describes the minimum requirements and the functional characteristics of enamel coatings applied by any enamel process, such as: wet dipping, wet flow-coating, wet spraying, wet electrostatic spraying, wet electro deposition or dry powder electrostatic spraying, to profiled steel heat exchanger panels in regenerative heat exchangers, before and after packing in baskets.
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| UNE-EN 14866:2007 | Identical |
| EN 14866:2005 | Identical |
| BS EN 14866:2005 | Identical |
| I.S. EN 14866:2006 | Identical |
| DIN EN 14866:2006-03 | Identical |
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