Polyethylene material for pipe production ist designated in terms of a figure code. The first group of figures consists of the second and third significant figure of nominal density, the second group consists of the melt flow index multiplied by 100.
Текущий статус : WithdrawnДата публикации : 1978-08
Версия : 1
Технический комитет:Plastics pipes, fittings and valves for the transport of fluids