1 Scope
This Part of GB/T 3903 specifies two methods for determining the propensity of a metal surface to either change visually due to contamination by atmospheric pollution (Method 1: sulphide tarnishing), or to corrode due to the action of salt water (Method 2: salt water corrosion).
This Part is applicable to metallic accessories of various shoes.
2 Terms and Definitions
For the purpose of this Part of GB/T 3903, the following term and definition applies.
2.1
corrosion resistance
propensity of a metal surface either not to change visually due to chemical attack by atmospheric pollution, or not to be altered due to the action of salt water
3 Principle
Foreword i
1 Scope
2 Terms and Definitions
3 Principle
4 Apparatus, Materials and Reagents
5 Test Specimens
6 Conditioning
7 Test Procedure
8 Calculation and Expression of Results
9 Test Report
