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BS ISO 22899-1:2021

$198.66

Determination of the resistance to jet fires of passive fire protection materials – General requirements

Published By Publication Date Number of Pages
BSI 2021 52
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This document describes a method of determining the resistance to jet fires of passive fire protection materials and systems. It gives an indication of how passive fire protection materials behave in a jet fire and provides performance data under the specified conditions.

It does not include an assessment of other properties of the passive fire protection material such as weathering, ageing, shock resistance, impact or explosion resistance, or smoke production.

Complete I-beams and columns cannot be tested to this document due to disruption of the characteristics of the jet.

PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 Principle
5 Test configurations
5.1 General
12 5.2 Internal configuration
13 5.3 External configuration
6 Construction of the test items and substrates
6.1 General
6.2 Material
6.3 Nozzle
14 6.4 Flame re-circulation chamber
15 6.5 Protective chamber
17 6.6 Panel test specimens (internal configuration)
18 6.7 Structural steelwork test specimens (internal configuration)
21 6.8 Tubular section test specimens (external configuration)
22 7 Passive fire protection systems
7.1 General
7.2 Panel test specimens
23 7.3 Structural steelwork test specimens
7.4 Tubular section test specimens
24 7.5 Assembly specimens
7.5.1 General
7.5.2 Requirements for assemblies mounted on panels
25 7.5.3 Cable transit systems
26 7.6 Pipe penetration systems
29 8 Instrumentation
8.1 General
8.2 Panel test specimens
30 8.3 Structural steelwork test specimens
31 8.4 Tubular section test specimens
32 8.5 Assembly specimens
8.5.1 General
8.5.2 Panel mounted cable transit systems
33 8.5.3 Tubular section mounted assemblies
34 8.6 Recommended instrumentation of pipe penetration seals
35 9 Test apparatus and conditions
9.1 Nozzle geometry and position
9.1.1 General
9.1.2 Nozzle position for panel (including panel assemblies) and steelwork tests
36 9.1.3 Nozzle position for tubular section (including assemblies) tests
37 9.2 Fuel
9.3 Test environment
10 Test procedure
40 11 Repeatability and reproducibility
12 Uncertainty of measurement
13 Test report
42 14 Practical application of test results
14.1 General
14.2 Performance criteria
14.2.1 General
14.2.2 Coatings and spray-applied materials
43 14.2.3 Systems and assemblies
14.3 Factors affecting the validity of the test
14.3.1 General
14.3.2 Interruption of the jet fire
14.3.3 Failure of thermocouples
44 14.3.4 Failure of the re-circulation chamber connection
45 Annex A (normative) Methods of fixing thermocouples
47 Annex B (informative) Example test report
50 Bibliography
BS ISO 22899-1:2021
$198.66