DIN V 4279-7:1994 Internal pressure test of pressure pipelines for water - Pressure pipes of low-density polyethylene PE-LD, pressure pipes of high density polyethylene PE-HD (PE 80 and PE 100), pressure pipes of cross-linked polyethylene PE-X and pressure pipes of unplast
DVS 2210-1-1997 history
1997DVS 2210-1-1997 Industrial pipelines made of thermoplastics - Planning and execution - Above-ground pipe systems