Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General construction requirements
   4.1 Connections
   4.2 Parts intended for removal during routine field
        maintenance
   4.3 Hydrostatic strength
   4.4 Castings
   4.5 Corrosion resistance of metal parts
   4.6 Elastomeric joint rings
   4.7 Plastics and reinforced resin materials
   4.8 Heat and fire resistance
5 Discharge coefficients and characteristics of branchpipes,
   sprayers and low and high back-pressure foam generators
   5.1 Single orifice components
   5.2 Multiple orifice components
6 Quality of foam from aspirating components
   6.1 Low and medium expansion components
   6.2 High expansion components
7 Accuracy of proportioning components
8 Components for low expansion foam systems
   8.1 Foam branchpipes (hand and monitor)
   8.2 Foam sprayers
   8.3 Foam pourers and foam chambers
   8.4 Vapour seals
   8.5 Low back-pressure and high back-pressure foam generators
   8.6 Semi-subsurface hose units
9 Components for medium and high expansion foam systems
   9.1 Nozzles and sprayers
   9.2 High expansion foam generators
10 Tanks and pressure vessels for foam concentrates or solutions
   10.1 General
   10.2 Tanks at atmospheric pressure
   10.3 Pressure vessels
11 Marking
12 Evaluation of conformity
   12.1 General
   12.2 Initial type testing
   12.3 Factory production control (FPC)
Annex A (normative) - Hydrostatic test
Annex B (normative) - Ageing test for plastics and reinforced
        resin materials
        B.1 General
        B.2 Tensile strength and elongation test
        B.3 Impact test
Annex C (normative) - Liquid exposure test
Annex D (normative) - Heat and fire resistance test for foam
        generators
Annex E (normative) - Flow tests
        E.1 General
        E.2 Discharge coefficient
        E.3 Discharge characteristic
Annex F (normative) - Quality of foam from aspirating components
        F.1 General
        F.2 Low expansion foams
        F.3 Medium expansion foams
        F.4 High expansion foams
Annex G (normative) - High expansion foam generator test
Annex H (normative) - Range tests for branchpipes (hand and monitor)
Annex I (normative) - Area coverage test for foam sprayers and
        nozzles
Annex J (normative) - Maximum flow and back pressure
        J.1 General
        J.2 Maximum flow
        J.3 Back pressure
Annex K (normative) - Insertion and deployment of semi-subsurface
        hose