BSI - BS 4991
Specification for Propylene Copolymer Pressure Pipe
|Publication Date:||29 March 1974|
|ICS Code (Plastics pipes):||23.040.20|
Series 1 for potable water, foodstuffs and pharmaceuticals and Series 2 for chemicals (including water up to 100°C); materials, dimensions, pressure ratings, physical characteristics and test methods.