DEFSTAN 47-31/1(1997) : 1997

Preface
Section One - General
1 Scope
2 WARNING
3 Related Documents
4 Definitions
Section Two - Design Requirements
5 Hose Types
6 Design Requirements of the Hose
7 Design Requirements of Hose Fittings
8 Design Requirements of the Hose Assemblies
9 Hose Construction
10 Construction of the Hose Assembly
Section Three - Type Testing of Hose and Hose Assemblies
11 Type Test Requirements
12 Selection of Samples
13 Manufacturer's Declaration
14 Tender and Quality Requirements
15 Production Plan
16 Repeat Type Tests
17 Type Test Sequence
Section Four - Approval of Hose Assembly Companies
18 Type Test Requirements for Hose Assembly Companies
19 Arrangements for Type Testing
20 Assembly Type Test Submission
21 Assembly Type Test Requirements
22 Tendering Conditions
Section Five - Manufacture
23 Tolerances - Length
24 Angle Fittings
25 Angular Relationship Between End Fittings
26 Hose Life - Age of Rubber
27 Defects
28 Production Tests
29 Flushing and Cleaning of Hoses
30 Hose Markings
31 Hose Assembly Markings
32 Packaging and Protection
33 Commercial Storage and Retesting
34 Approved Manufacturers' and Assemblers' List
Annex A - Hydrostatic Tests
Annex B - Bore Check
Annex C - Method of Test for Corrosion Resistance
Annex D - Impulse Test
Annex E - Bore Check at the Minimum Bend Radius
Annex F - Test Report Requirements (for Manufacturer's
          Declaration)
Annex G - Fire Test (Combustion Characteristics)
Annex H - Hose and Hose Assembly Type Test Results Performa