NEN EN 14901 : 2014

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Ordering information
5 Technical Requirements
  5.1 General
  5.2 Surface preparation
  5.3 Appearance and continuity
  5.4 Adhesion
  5.5 Coating thickness
  5.6 Cross linkage
  5.7 Repairs
  5.8 Marking
6 Performance requirements
  6.1 General
  6.2 Impact resistance
  6.3 Indentation resistance
  6.4 Non porosity
  6.5 Cross linkage
  6.6 Durability
  6.7 Chemical resistance (only for sewage application)
  6.8 Abrasion resistance (only for sewage application)
  6.9 Materials in contact with water intended for human
      consumption
7 Test Methods
  7.1 Routine tests
      7.1.1 Surface preparation
      7.1.2 Appearance
      7.1.3 Adhesion
      7.1.4 Coating thickness
      7.1.5 Cross linkage
  7.2 Performance test
      7.2.1 General
      7.2.2 Impact resistance
      7.2.3 Indentation resistance
      7.2.4 Non porosity
      7.2.5 Durability
Annex A (informative) Quality assurance
      A.1 General
      A.2 Performance type test, fitting and accessory
          size grouping
      A.3 Quality assessment system
Annex B (informative) Coating materials and application
      B.1 General
      B.2 Coating application
Annex C (informative) Handling, transportation and storage
      C.1 Handling
      C.2 Transportation to storage areas
      C.3 Storage
      C.4 Loading of fittings and accessories for delivery
Bibliography

Defines the requirements and test methods for factory applied epoxy coatings (fusion bonded powder or liquid two-pack) used for the corrosion protection of ductile iron fittings and accessories conforming to EN 545, EN 598, EN 969, EN 12842, EN 14525, for: - conveying water (e.g. potable water) at operating temperature up to 50 degree C excluding frost; or - conveying waste water at operating temperature up to 45 degree C excluding frost; or - conveying gas at operating temperature up to 50 degree C.