Specification for non-percolating layflat delivery hoses and hose assemblies for fire fighting purposes has-tracked-changes Several new types of advanced

Several new types of advanced high strength steel

Also covered in this standard is failure modes

managing to improve energy performance (including energy consumption

Calculation procedure

Specification for non-percolating layflat delivery hoses and hose assemblies for fire fighting purposes has-tracked-changes Several new types of advancedBS 6391: 2009 Specification for non percolating layflat delivery hoses and hose assemblies for fire fighting purposes BS 6391 specifies requirements for non percolating layflat delivery hoses for fire fighting purposes. It is specifically applies to those which are intended for use at working pressures not exceeding 15 bar, and at a minimum ambient temperature of 20 C. The hoses covered are suitable for use with fire hose couplings conforming to BS