NEN EN 1748-1-1 : 2004
Current
The latest, up-to-date edition.
GLASS IN BUILDING - SPECIAL BASIC PRODUCTS - BOROSILICATE GLASSES - PART 1-1: DEFINITION AND GENERAL PHYSICAL AND MEDICAL PROPERTIES
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Chemical composition
4.1 Principal constituents
4.2 Tint
5 Physical and mechanical characteristics
5.1 General characteristics
5.2 Definition of clear borosilicate glass
5.2.1 Clear transparent borosilicate glass
5.2.2 Clear translucent borosilicate glass
5.3 Stability of physical and chemical characteristics
6 Dimensional requirements
6.1 Manufacturing dimensions
6.1.1 Stock sizes
6.1.2 Final cut sizes
6.2 Thickness
6.2.1 Tolerances
6.3 Length, width, squareness and tolerances
7 Quality requirements
7.1 Methods of observation and measurement
7.1.1 Optical faults
7.1.2 Visual faults
7.2 Acceptance levels
7.2.1 Optical faults, spot faults, linear/extended faults
7.2.2 Edge defects for final cut sizes
8 Designation
Bibliography
Defines and classifies borosilicate glasses for use in building.
| DevelopmentNote |
Supersedes NEN EN 1748-1. (09/2004) Draft issued in August 2017. (08/2017)
|
| DocumentType |
Standard
|
| PublisherName |
Netherlands Standards
|
| Status |
Current
|
| Standards | Relationship |
| UNE-EN 1748-1-1:2006 | Identical |
| I.S. EN 1748-1-1:2004 | Identical |
| EN 1748-1-1:2004 | Identical |
| DIN EN 1748-1-1:2004-12 | Identical |
| UNI EN 1748-1-1 : 2005 | Identical |
| BS EN 1748-1-1:2004 | Identical |
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