Name: UNI EN 15542 : 2008
Brand: UNI

DUCTILE IRON PIPES, FITTINGS AND ACCESSORIES - EXTERNAL CEMENT MORTAR COATING FOR PIPES - REQUIREMENTS AND TEST METHODS

Published date

03-07-2008

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Ordering information
5 Technical requirements
  5.1 Zinc coating
  5.2 Primer film thickness
  5.3 Fresh cement mortar composition
  5.4 Fresh cement mortar layer thickness
  5.5 Pipe ends
  5.6 Appearance of cured cement mortar coating
  5.7 Thickness of cured cement mortar coating
  5.8 Repairs
  5.9 Marking
6 Performance requirements
  6.1 Cement mortar Constituents
      6.1.1 Cement
      6.1.2 Sand
      6.1.3 Fibres
      6.1.4 Surface tissue
      6.1.5 Organic components
  6.2 Bond strength
  6.3 Impact resistance
7 Test methods
  7.1 Routine tests
      7.1.1 Zinc coating
      7.1.2 Primer
      7.1.3 Fresh cement mortar composition
      7.1.4 Thickness of the cement mortar layer
      7.1.5 Pipe ends
      7.1.6 Appearance and continuity of cured cement
            mortar coating
      7.1.7 Thickness of the cured cement mortar coating
      7.1.8 Repairs
      7.1.9 Marking
  7.2 Performance tests
      7.2.1 Constituents
      7.2.2 Bond strength
      7.2.3 Impact strength
Annex A (informative) - Quality assurance
      A.1 General
      A.2 Performance test
      A.3 Quality assessment system
Annex B (informative) - Application process
      B.1 Coating process
          B.1.1 Temperature during work
          B.1.2 Application of zinc coating
          B.1.3 Application of primer
      B.2 Application of cement mortar
          B.2.1 Application with primer
          B.2.2 Application without primer
Annex C (informative) - Explanatory notes
Annex D (informative) - Calculation of fresh cement mortar
        composition
      D.1 General
      D.2 Sampling
      D.3 Determination of the content of sand and fibres
      D.4 Determination of the fibre content
Bibliography

Describes the requirements and test methods applicable to factory applied cement mortar coatings for the external corrosion protection of ductile iron pipes conforming to EN 545, EN 598 and EN 969 for use at operating temperatures up to 50 degrees C, and for soil conditions according to Annex D.2 of EN 545:2006.

Committee	CT 700
DocumentType	Test Method
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current

Standards	Relationship
EN 15542:2008	Identical

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