BS ISO 16151 : 2005

Foreword
Introduction
1 Scope
2 Normative references
3 Test solution
   3.1 Method A
       3.1.1 Preparation of acidic 5 % sodium
             chloride solution
   3.2 Method B
       3.2.1 Preparation of the mixed salt solution
       3.2.2 Preparation of the acidic solution
       3.2.3 Preparation of the acidified-salt solution
4 Apparatus
   4.1 Exposure cabinet
   4.2 Humidity and temperature control
   4.3 Spraying device
   4.4 Air saturator
   4.5 Collecting devices
   4.6 Air dryer
   4.7 Exhaust system
   4.8 Drain system
5 Test specimens
6 Arrangement of the test specimens
7 Operating conditions
8 Continuity of tests
9 Duration of tests
10 Treatment of specimens after test
11 Evaluation of results
12 Test report
Annex A (informative) Relationship between amount of
        acidic stock solution added to mixed salt solution
        and pH of the resulting acidified-salt solution
Annex B (informative) Typical apparatus for accelerated
        cyclic tests with exposure to acidified salt spray,
        "dry" and "wet" conditions
Annex C (informative) Method of evaluation of the
        corrosivity of the chamber
Bibliography

Describes two accelerated corrosion-test procedures, Methods A and B, for the comparative evaluation of metallic materials with or without permanent corrosion protection or temporary corrosion protection in outdoor salt/acid rain environments. Also specifies the apparatus used.