Dimensions AWWA‎‏ C207 F
Carbon Steel‎‏ Blind‎‏ Flanges

Carbon Steel Flanges

AWWA Class E Carbon Steel Blind Flanges are manufactured to meet AWWA C207 and ANSI 300lbs drill pattern specifications. At atmospheric temperature, this flange is rated up to 300psi.
Size	O.D.	B.H.C.	B.H. Dia.	B.H. No.	THK	Weight Lbs
4	10.00	7.88	0.875	8	1.130	23.6
5	11.00	9.25	0.875	8	1.210	30.9
6	12.50	10.62	0.875	12	1.310	42.9
8	15.00	13.00	1.000	12	1.310	62.1
10	17.50	15.25	1.125	16	1.500	95.5
12	20.50	17.75	1.250	16	1.630	143.4
14	23.00	20.25	1.250	20	1.940	214.9
16	25.50	22.50	1.375	20	2.140	291.7
18	28.00	24.75	1.375	24	2.250	369.8
20	30.50	27.00	1.375	24	2.330	458.8
22	33.00	29.25	1.375	24	2.500	580.6
24	36.00	32.00	1.625	24	2.690	737.9
26	38.25	34.50	1.875	28	3.000	911.0
28	40.75	37.00	1.875	28	3.130	1088.0
30	43.00	39.25	1.875	28	3.166	1233.3
32	45.25	41.50	1.875	28	3.332	1445.2
34	47.50	43.50	1.875	28	3.475	1668.6
36	50.00	46.00	2.125	32	3.671	1924.2
38	52.25	48.00	2.125	32	3.815	2195.0
40	54.25	50.25	2.125	36	3.982	2463.8
42	57.00	52.75	2.125	36	4.171	2864.7
44	59.25	55.00	2.125	36	4.338	3231.9
46	61.50	57.25	2.125	40	4.505	3628.7
48	65.00	60.75	2.125	40	4.781	4322.1

Notes..

Dimensions are in inches unless otherwise specified.
O.D. = Outside Diameter
B.H.C. = Bolt Hole Circle
B.H. Dia. = Bolt Hole Diameter
B.H. No. = Number of Bolt Holes
THK = Thickness
Steel material meets the requirements of AWWA C207 specifications, however, other materials are available.

Reference(s) ..
www.awwa.org
https://apiint.com