AWWA C207-07 Class D Blind Flanges

ProductsNominal Pipe SizeWorking PressureOutside Diameter (A)Minimum Thickness (T)Approximate Weight (lbs)Number of Bolt HolesDiameter of Bolt HolesDiameter of Bolt Circle (C)
04BLIDAWW4 150 psi9.00 0.625 14 8 0.750 7.50
05BLIDAWW5150 psi10.00 0.650 17 8 0.875 8.50
06BLIDAWW6 150 psi11.00 0.693 22 8 0.875 9.50
08BLIDAWW8 150 psi13.50 0.812 38 8 0.875 11.75
10BLIDAWW10 150 psi16.00 0.953 61 12 1.000 14.25
12BLIDAWW12 150 psi19.00 1.117 100 12 1.000 17.00
14BLIDAWW 14 150 psi21.00 1.133 123 12 1.125 18.75
16BLIDAWW16 150 psi23.50 1.265 171 16 1.125 21.25
18BLIDAWW18 150 psi25.00 1.331 202 16 1.250 22.75
20BLIDAWW20 150 psi27.50 1.448 275 20 1.250 25.00
22BLIDAWW22 150 psi29.50 1.568 340 20 1.375 27.25
24BLIDAWW24150 psi32.00 1.661 421 20 1.375 29.50
26BLIDAWW26150 psi34.25 1.786 515 24 1.375 31.75
28BLIDAWW28150 psi36.50 1.906 621 28 1.375 34.00
30BLIDAWW30150 psi38.75 2.008 734 28 1.375 36.00
32BLIDAWW32150 psi41.75 2.150 90728 1.625 38.50
34BLIDAWW 34150 psi43.75 2.250 1039 32 1.625 40.50
36BLIDAWW36 150 psi46.00 2.370 1204 32 1.625 42.75
38BLIDAWW38150 psi48.75 2.506 1424 32 1.625 45.25
40BLIDAWW40150 psi50.75 2.609 1603 36 1.625 47.25
42BLIDAWW42150 psi53.002.729 1823 36 1.625 49.50
44BLIDAWW44150 psi55.25 2.849 2062 40 1.625 51.75
46BLIDAWW46150 psi57.25 2.952 2290 40 1.625 53.75
48BLIDAWW48150 psi59.50 3.072 2568 44 1.625 56.00
50BLIDAWW50150 psi61.753.196 2871 44 1.62558.25
52BLIDAWW52150 psi64.00 3.315 3192 44 1.875 60.50
54BLIDAWW54150 psi66.253.435 3538 44 1.875 62.75
60BLIDAWW60150 psi73.003.779 4703 52 1.875 69.25
66BLIDAWW66150 psi80.00 4.136 6157 52 1.87576.00
72BLIDAWW72150 psi86.50 4.480 7770 60 1.875 82.50