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BS 3165-2009 pdf free download
BS 3165-2009 pdf free download.Rubber suction hose and hose assemblies with semi-embedded wire helix for fire-fighting purposes — Requirements and test methods.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
BS 336, Specification for fire hose couplings and ancillary equipment BS 3558 (both parts), Glossary of rubber terms
BS EN 10244-2. Steel wire and wire products — Non-ferrous metallic coatings on steel wire — Part 2: Zinc or zinc alloy coatings
BS EN 10324, Steel wire and wire products — Hose reinforcement wire BS EN ISO 1402,. Rubber and plastics hoses and hose assemblies – Hydrostatic testing
BS EN 1504671:2007, Rubber and plastics hoses and hose assemblies – Methods of measurement of the dimensions of hoses and the lengths of hose assemblies
BS EN ISO 7233, Rubber and plastics hoses and hose assemblies — Determination of resistance to vacuum
BS EN ISO 8033, Rubber and plastics hoses — Determination of adhesion between components
BS EN ISO 8330, Rubber and plastics hoses and hose assemblies – Vocabulary
BS ISO 37, Rubber, vulcanized or thermoplastic — Determination of tensile stress-strain properties
BS ISO 188, Rubber, vulcanized or thermoplastic — Accelerated ageing and heat resistance tests
3 Terms and definitions
For the purposes of this British Standard, the terms and definitions given in BS 3558 (both parts) and BS EN ISO 8330 apply.
4.1 Hose and hose assemblies shall be classified as follows:
a) Type 1: medium duty suction hose with a design working pressure up to and including 0.5 MPa at ambient temperatures in the range —30 °C to +65 C;
b) Type 2: heavy duty suction hose with a design working pressure up to and including 0.75 MPa at ambient temperatures in the range —30 °C to +65 °C.
5 Rubber hose and hose assemblies
Suction hose shall consist of the following components:
a) an internal semi-embedded wire helix;
b) a rubber lining;
c) textile reinforcement;
d) an embedded wire helix;
e) a rubber cover.
NOTE An illustration of the longitudinal cross-section of a typical Class B hose is given in Figure 1.
5.2 Wire helices
5.2.1 All helix wire shall conform to BS EN 10324 and shall be galvanized in accordance with 85 EN 102442.
5.2.2 The wire used for the internal semi-embedded helix shall have a minimum tensile strength of 1 250 N/mm2.
5.2.3 The wire used for the embedded helix shall have a minimum tensile strength of 650 N/mm2.BS 3165-2009 pdf free download.
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