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Norm

ISO 4056:1978

Issue date: 1978 08 01

Polyethylene (PE) pipes and fittings — Designation of polyethylene, based on nominal density and melt flow index

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 nomi...
Withdrawn: 1995 06 30
Publisher:
International Organization for Standardization
Format:
Digital | 1 Pages
Language:
English
Currently valid:

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.

ISO 12162:2009
2009 10 27
Thermoplastics materials for pipes and fittings for pressure applications — Classification, designat...
Norm
ISO 12162:1995
1995 06 01
Thermoplastics materials for pipes and fittings for pressure applications — Classification and desig...
Norm
ISO 4056:1978
1978 08 01
Polyethylene (PE) pipes and fittings — Designation of polyethylene, based on nominal density and mel...
Norm
Norm
ISO 12162:1995
Issue date : 1995 06 01
Thermoplastics materials for pipes and fittings for pressure applications — Classification and designation — Overall service (design) coefficient