AWWA C207 FLANGES
CLASS B & D (RING FLANGES)
CLASS D (HUB FLANGES)
CLASS E (HUB FLANGES)
CLASS E (RING FLANGES)
CLASS F (RING FLANGES)
TOLERANCE & FACING
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![](http://www.twf.co.kr/wp-content/uploads/2023/06/-2023-06-12--6.25.48.jpg)
![](http://www.twf.co.kr/wp-content/uploads/2023/06/-2023-06-12--6.26.08.jpg)
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