Betts Steel TTMA Blind Flange

Description

Betts steel blind flanges are designed for use on cargo tanks with bolt-hole patterns in accordance with TTMA recommended practices. Flange performance is dependent on proper weld procedures with an achievable working pressure of 75 psi [5.2 bar]. Specifications   Size     Thickness (T)   O.D. B.C.  
# of Holes   Hole Dia. 3 in. .25 in.(6.4 mm) 5.63 in.(143 mm.) 4.88 in.(124 mm.) 8 .44 in.(11.2 mm.) 4 in. .25 in.(6.4 mm) 6.63 in.  (168.4 mm.)   5.88 in.  (149.4 mm.)   8 .44 in.  (11.2 mm.)