Betts 316 stainless 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].
- Size: 4 in.
- Thickness (T): .375 in. (9.5 mm.)
- O.D.: 6.63 in. (168.4 mm.)
- B.C.: 5.88 in. (149.4 mm.)
- # of Holes: 8
- Hole Diameter: .44 in. (11.2 mm.)