4″ 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. | Material | Dimensions | Holes | Weight (n/a for blind flanges) |
|---|---|---|---|---|---|
| WF401AL | BWF401AL | Alum. | T (Thickness): .375" [9.5 mm] I.D.: 4.57" [116 mm] (n/a for blind flanges) O.D.: 6.63" [168.4 mm] B.C.: 5.88" [149.4 mm] | # of: 8 Dia.: .44" [11.2 mm] | .62 lb. [.28 kg] |
| WF401MS | BWF401MS | Steel | T (Thickness): .31" [7.9 mm] I.D.: 4.57" [116 mm] (n/a for blind flanges) O.D.: 6.63" [168.4 mm] B.C.: 5.88" [149.4 mm] | # of: 8 Dia.: .44" [11.2 mm] | 1.49 lb. [.68 kg] |
| WF401SS | BWF401SS | 316 SS | T (Thickness): .375" [9.5 mm] I.D.: 4.53" [115 mm] (n/a for blind flanges) O.D.: 6.63" [168.4 mm] B.C.: 5.88" [149.4 mm] | # of: 8 Dia.: .44" [11.2 mm] | 1.80 lb. [.82 kg] |
