NO |
Test item |
Test method |
Results |
Remarks |
1 |
acid resistance |
10% citric acid, 15min spot test |
AA class |
JIS A6516: > Class A |
2 |
alkali resistance |
10% sodium carbonate, 15min spot
test |
AA class |
JIS A6516: > Class
A |
3 |
salt dipping test |
5% sodium chloride, 33~35¡É ,
48hr dip |
No rust |
JIS A6516:
No rust |
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4 |
impact resistance |
200g steel
ball, drop height 1000mm |
No cracks |
JIS A6516:
No cracks |
5 |
abrasion resistance |
T-bar test meter, 1kg, 1000rounds |
0.2mg/§² |
|
6 |
hardess |
Mohs hardess test |
5.5 |
|
800µµ
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7 |
weather resistance |
sunshine weather meter, 1000hr |
No change |
|
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