12″ Piping Weld Flanges (TTMA)

Betts weld 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 MAWP of 75 psi [5.2 bar] for steel and stainless and 50 psi [3.4 bar] for aluminum.

Product Details

Weld Flanges Part No.Blind Flanges Part No.MaterialDimensionsHolesWeight (n/a for blind flanges)
WF1201AL--Alum.T (Thickness): .50" [12.7 mm]
I.D.: 12.81" [325.4 mm] (n/a for blind flanges)
O.D.: 15.75" [400.1 mm]
B.C.: 14.50" [368.3 mm]
# of: 8
Dia.: .63" [16.0 mm]
3.11 lb. [1.41 kg]
WF1201MS--SteelT (Thickness): .50" [12.7 mm]
I.D.: 12.81" [325.4 mm] (n/a for blind flanges)
O.D.: 15.75" [400.1 mm]
B.C.: 14.50" [368.3 mm]
# of: 8
Dia.: .63" [16.0 mm]
9.01 lb. [4.09 kg]
WF1201SS--316 SST (Thickness): .50" [12.7 mm]
I.D.: 12.81" [325.4 mm] (n/a for blind flanges)
O.D.: 15.75" [400.1 mm]
B.C.: 14.50" [368.3 mm]
# of: 8
Dia.: .63" [16.0 mm]
9.01 lb. [4.09 kg]