BS 669-1:2022 – TC
$186.33
Tracked Changes. Flexible hoses, end fittings and sockets for gas burning appliances – Strip-wound metallic flexible hoses, covers, end fittings and sockets for domestic appliances burning 1st, 2nd and 3rd family gases. Specification
Published By | Publication Date | Number of Pages |
BSI | 2022 | 82 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | 30454897 |
51 | A-30422613 |
55 | Foreword |
57 | Section 1: General 1 Scope 2 Normative references |
58 | 3 Terms and definitions |
60 | Section 2: Strip-wound flexible connections 4 General 4.1 Size 4.2 Length 4.3 Flow rate test Table 1 — Flow rate through flexible connection assemblies 4.4 Classification 5 Design and dimensions 5.1 Strip-wound flexible hose |
61 | Table 2 — Dimensions of flexible hoses Figure 1 — General view and section of a strip-wound flexible hose 5.2 Cover performance |
62 | 5.3 Soundness 5.4 Assembly markings |
63 | Figure 2 — Acid test equipment 6 Materials for strip-wound flexible hose 6.1 Steel strip 6.2 Sealing thread/rubber packing |
64 | 6.3 Sealant 6.4 Cover materials Table 3 — Properties and methods of test for synthetic rubber covers |
65 | 7 Performance 7.1 Strength and heat resistance |
66 | Table 4 — Test sequence schedule |
67 | Figure 3 — Flexibility test apparatus |
68 | Table 5 — Minimum performance test values |
70 | Figure 4 — Flexing test |
71 | 7.2 Reaction to fire Figure 5 — Testing rig for single burning item test |
72 | Figure 6 — Testing rig for test of direct impingement of flame |
73 | Section 3: Additional requirements for end fittings and sockets 8 Design, construction and materials 8.1 Basic designs and dimensions 8.2 Construction |
74 | 8.3 Materials 9 Selection of end fittings 10 Performance of end fitting assemblies 10.1 Soundness |
75 | 10.2 Pull test Table 6 — Force and impact energy for pull test and impact test of end fitting assemblies |
76 | Figure 7 — Pull test 10.3 Impact test |
77 | Figure 8 — Impact test apparatus |
78 | Figure 9 — Impact test on a typical end fitting 10.4 Drop test |
79 | Figure 10 — Drop test 10.5 Durability |
80 | Section 4: Marking 11 Information to be marked on flexible connection assembly 12 Packaging |
81 | Bibliography |