Standard
[CURRENT]
ABNT NBR 9797:2023-08-15
Welded and non-welded steel tubes for water supply and sewage systems - Requirements
- Publication date
-
2023-08-15
- Original language
-
Portuguese
- Pages
- 28
- Publication date
-
2023-08-15
- Original language
-
Portuguese
- Pages
- 28
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