EXTERNAL PROTECTION OF DUCTILE CAST IRON PIPES - POLYETHYLENE SLEEVING

Available format(s)

Hardcopy , PDF

Language(s)

German, English

Published date

01-01-1985

Publisher

German Institute for Standardisation (Deutsches Institut für Normung)

1 Scope and field of application
2 Concepts
      2.1 Polyethylene tubular film
      2.2 Polyethylene flat film
3 Designation
4 Requirements
      4.1 Quality requirements to be met by the film
             4.1.1 Material
             4.1.2 Density
             4.1.3 Melt flow index
             4.1.4 Tensile strength
             4.1.5 Elongation at break
             4.1.6 Thermal ageing
      4.2 Dimensions
             4.2.1 Film thickness
             4.2.2 Film width
             4.2.3 Film lengths
      4.3 Requirements to be met by the sleeving
             4.3.1 Surface finish of pipes and fittings
             4.3.2 Overlapping
             4.3.3 Joints
5 Testing
      5.1 General
      5.2 Test certificates
      5.3 Testing the film quality
             5.3.1 Material
             5.3.2 Density
             5.3.3 Melt flow index
             5.3.4 Tensile strength
             5.3.5 Elongation at break
             5.3.6 Thermal ageing
      5.4 Checking the dimensions
             5.4.1 Film thickness
             5.4.2 Film width
             5.4.3 Film lengths
      5.5 Testing the sleeving
6 Marking

This standard is included in DIN Handbook 143, 286/3. Defines requirements and test methods for polyethylene film in tube or flat sheet form as applied to buried cast iron pipes and fittings, used as extra corrosion protection, at operating at temperatures not in excess of 50 degree C.

DocumentType	Standard
Pages	4
PublisherName	German Institute for Standardisation (Deutsches Institut für Normung)
Status	Current

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