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UNI EN ISO 4527 : 2006

Current
Current

The latest, up-to-date edition.

METALLIC COATINGS - AUTOCATALYTIC (ELECTROLESS) NICKEL-PHOSPHORUS ALLOY COATINGS - SPECIFICATION AND TEST METHODS
Published date

06-28-2006

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Information to be supplied to the producer of the coating
  4.1 Essential information
  4.2 Additional information
5 Designation of basis metal, metal layers and heat treatment
  requirements
  5.1 General
  5.2 Designating the basis metal
  5.3 Designation of heat treatment requirements
  5.4 Designating the type and thickness of metal layers
  5.5 Examples of designations
6 Requirements
  6.1 Special test specimens
  6.2 Appearance
  6.3 Surface finish
  6.4 Thickness
  6.5 Hardness
  6.6 Adhesion
  6.7 Porosity
  6.8 Corrosion resistance
  6.9 Stress relief heat treatment prior to coating
  6.10 Hydrogen embrittlement relief heat treatment after
       coating
  6.11 Heat treatment to harden the coating
  6.12 Heat treatment to improve adhesion
  6.13 Wear resistance
  6.14 Solderability
  6.15 Chemical composition
  6.16 Peening of metal parts
  6.17 Undercoats and overcoats
7 Sampling
Annex A (normative) Heat treatment to improve adhesion and
        increase hardness
Annex B (informative) Thickness test methods
Annex C (informative) Guidance on thickness, composition
        and use of autocatalytic nickel-phosphorus coatings
Annex D (normative) Methods for chemical analysis of
         autocatalytic nickel coatings for phosphorus content
Bibliography

Describes the requirements and test methods for autocatalytic nickel-phosphorus alloy coatings applied from aqueous solutions on to metallic substrates.

DevelopmentNote
Supersedes UNI ISO 4527. (07/2006)
DocumentType
Test Method
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current
Supersedes

Standards Relationship
EN ISO 4527 : 2003 Identical
NF EN ISO 4527 : 2003 Identical
I.S. EN ISO 4527:2003 Identical
ISO 4527:2003 Identical
NS EN ISO 4527 : 1ED 2003 Identical
UNE-EN ISO 4527:2004 Identical
BS EN ISO 4527:2003 Identical
NEN EN ISO 4527 : 2003 Identical
DIN EN ISO 4527:2003-10 Identical

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