Name: UNI EN ISO 9225 : 2012
Brand: UNI

CORROSION OF METALS AND ALLOYS - CORROSIVITY OF ATMOSPHERES - MEASUREMENT OF ENVIRONMENTAL PARAMETERS AFFECTING CORROSIVITY OF ATMOSPHERES

Published date

03-01-2012

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Humidity and temperature parameters
5 Airborne contaminants
Annex A (normative) - Determination of sulfur dioxide
        deposition rate on lead dioxide sulfation plates
Annex B (normative) - Determination of sulfur dioxide
        deposition rate on lead dioxide sulfation cylinder
Annex C (normative) - Determination of sulfur dioxide
        deposition rate on alkaline surfaces
Annex D (normative) - Determination of chloride
        deposition rate by the wet candle method
Annex E (normative) - Determination of chloride
        deposition rate by dry plate method
Annex F (normative) - Comparison of chlorides
        and sulfur dioxide deposition rates determined
        by different methods
Bibliography

Describes methods for measuring the parameters needed for corrosivity estimation used for classification of the corrosivity of atmospheres in ISO 9223.

DevelopmentNote	Together with UNI EN ISO 9223, UNI EN ISO 9224 and UNI EN ISO 9226, it supersedes UNI EN 12500. (03/2012)
DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current
Supersedes	UNI EN 12500 : 2002

Standards	Relationship
EN ISO 9225:2012	Identical
ISO 9225:2012	Identical

ISO 9223:2012	Corrosion of metals and alloys — Corrosivity of atmospheres — Classification, determination and estimation
EN 13528-1:2002	Ambient air quality - Diffusive samplers for the determination of concentrations of gases and vapours - Requirements and test methods - Part 1: General requirements
ISO 8565:2011	Metals and alloys Atmospheric corrosion testing General requirements
ISO 11844-3:2006	Corrosion of metals and alloys Classification of low corrosivity of indoor atmospheres Part 3: Measurement of environmental parameters affecting indoor corrosivity