BS PAS 021(1997) : 1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
12-15-1997
11-23-2012
Foreword
1 Scope
2 References
3 Definitions
4 General characteristics
5 Requirements
6 Test procedures
7 Marking
8 Instructions
Annex
A (normative) Alternative U.V. ageing test method
Tables
1 Sequence of conditioning
2 Markings for optional performance requirements
Figures
1 Minimum protected area
2 Lateral field of vision
3 Vertical vield of vision
4 Field of vision
5 Impact points on the helmet
6 Striker for test for resistance to sharp objects
7 Schematic for flame test
8 Areas subjected to flame test
9 Resistance to radiant heat
List of references
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