BS 3958-4 82nd Edition, November 30, 1982
Specification for Thermal Insulating Materials - Part 4: Bonded Preformed Man-Made Fibre Pipe Sections
Includes all amendments and changes through Reaffirmation Notice , November 1, 2012
Published By:British Standards Institution (BSI)
Physical and chemical requirements, dimensions and finishes for pipe sections generally for use at elevated temperatures.