Glueable Wall Flange | Balustrade Components Stainless Steel Wall Flange. High quality stainless steel in a brushed finish. Wall Flange is formed from Stainless Steel Grade 304 or Grade 316. The Wall Flange will suit 42.4 dia CHS x2 THK and it is a glue fit type fitting or it can be plug welded or welded all the way around then polished. Complete with a free coverplate to hide fixings. Please note that this flange should not be used as a baseplate. You can find our other Balustrade Components here.