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BS EN 16643:2016 Rubber and plastics hoses and hose assemblies. Non-bonded fluoroplastic lined (e.g. PTFE) hoses and hose assemblies for liquid and gaseous chemicals. Specification, 2016
- Contents Page
- European foreword
- Introduction
- 1 Scope
- 2 Normative References
- 3 Terms and definitions
- 4 Classification
- 5 Hose assembly designs
- 6 Materials and construction [Go to Page]
- 6.1 General
- 6.2 Lining
- 6.3 Helix wire (optional)
- 6.4 Electrical bonding wires (optional)
- 6.5 Braid reinforcement
- 6.6 Cover (optional)
- 7 Dimensions and tolerances [Go to Page]
- 7.1 Diameters, thickness, bend radii, resistance to vacuum and lowest permitted maximum working pressure requirements
- Table 1 — Dimension requirements, Type SE lining hoses without and with cover
- Table 2 — Maximum working pressure requirements, Type SE lining hoses without and with cover for two typical braid reinforcements
- Table 3 — Dimension requirements, Type SC lining hoses without and with cover
- Table 4 — Maximum working pressure requirements, Type SC lining hoses without and with cover for three typical braid reinforcements
- Table 5 — Dimension requirements for manufacturing method 1, Type C lining hoses without and with cover
- Table 6 — Dimension requirements for manufacturing method 2, Type C lining hoses without and with cover
- Table 7 — Maximum working pressure requirements, Type C lining hoses without and with cover for three typical braid reinforcements [Go to Page]
- 7.2 Concentricity
- 7.3 Length of hose assemblies [Go to Page]
- 7.3.1 General
- 7.3.2 Type SE and Type SC hose assemblies
- 7.3.3 Type C hose assemblies
- 8 Physical properties of materials used for hoses and hose assemblies [Go to Page]
- 8.1 General
- Table 8 — Physical properties of fluoroplastic lining [Go to Page]
- 8.2 Materials used for the lining
- 8.3 Materials used for the helix wire
- 8.4 Materials used for the electrical bonding wires
- 8.5 Materials used for the over-braid reinforcement
- 8.6 Materials used for the cover
- 8.7 Materials used for end fittings and couplings
- 9 Performance requirements of hoses and hose assemblies
- Table 9 — Performance requirements of hoses and hose assemblies
- 10 Electrical properties [Go to Page]
- 10.1 General
- 10.2 Electrical bonding
- 10.3 Static-dissipative lining and/or static-dissipative cover
- 11 Frequency of testing
- 12 Type tests
- 13 Test report
- 14 Marking [Go to Page]
- 14.1 Hoses
- 14.2 Hose assemblies
- 15 Storage and admissible storage time
- Annex A (normative) Test frequency for type tests and routine tests
- Table A.1 — Test frequency for type tests and routine tests
- Annex B (informative) Production acceptance tests
- Table B.1 — Production acceptance tests
- Annex C (normative) Proof pressure test for fluoroplastic lining
- Annex D (informative) Couplings and fittings
- D.1 General
- D.2 Fluoroplastic lined end fittings
- Annex E (normative) Yield orientation index
- Annex F (normative) Weep test
- F.1 General
- F.2 Test pieces
- F.3 Apparatus
- F.4 Test method
- Annex G (informative) Resistance to chemicals conveyed
- Annex H (informative) Permeability to gas
- H.1 General
- H.2 Test pieces
- H.3 Apparatus
- H.4 Test method
- Table H.1 — Helium test pressures and average helium permeation rates for Type SC hose linings
- Figure H.1 — Arrangement for helium permeation test
- Annex I (normative) Flame resistance test
- I.1 Test pieces
- I.2 Apparatus
- I.3 Test method
- Figure I.1 — Arrangement for flammability test
- Annex J (normative) Hose flexibility - Rolling U test
- J.1 General
- J.2 Test pieces
- J.3 Apparatus
- J.4 Test method
- Table J.1 — Rolling U test movement
- Figure J.1 — Rolling U test piece
- Figure J.2 — Typical arrangement of Rolling U test equipment
- Annex K (informative) Environmental checklist
- Table K.1 — Environmental checklist
- Bibliography [Go to Page]