4.3. Surface appearances and cross sectional corrosion form after atmosphere exposure test:
Table-4 shows surface appearances and corrosion form of different hot dipped coated steel sheets after 10-year atmospheric exposure tests conducted in Singapore and Manila, Philippines:

Table-4. Test materials

Remarks: 1. Test specimens are 100mm X200mm
2. Shape and denominations of the specimens as per Fig.-3
3. Site environment of atmospheric exposure test as per Table-5

Fig.-3. Shape and denominations of the specimens

Table-5. Site environments of atmospheric exposure tests




008