Dimensions AWWA‎‏ C207 E
Carbon Steel‎‏ Blind‎‏ Flanges

Carbon Steel Flanges

AWWA Class E Carbon Steel Blind Flanges are manufactured to meet AWWA C207 and ANSI 150lbs drill pattern specifications. At atmospheric temperature, this blind flange is pressure rated up to 275psi.
Size	O.D.	B.H.C.	B.H. Dia.	B.H. No.	THK	Weight Lbs
4	9.00	7.50	0.750	8	1.125	19.2
5	10.00	8.50	0.875	8	1.188	24.8
6	11.00	9.50	0.875	8	1.313	33.6
8	13.50	11.75	0.875	8	1.500	58.8
10	16.00	14.25	1.000	12	1.563	84.9
12	19.00	17.00	1.000	12	1.750	135.9
14	21.00	18.75	1.125	12	1.875	177.7
16	23.50	21.25	1.125	16	2.000	236.8
18	25.00	22.75	1.250	16	2.125	283.7
20	27.50	25.00	1.250	20	2.375	383.2
22	29.50	27.25	1.375	20	2.500	463.1
24	32.00	29.50	1.375	20	2.625	576.1
26	34.25	31.75	1.375	24	2.750	690.1
28	36.50	34.00	1.375	28	2.750	782.9
30	38.75	36.00	1.375	28	2.875	926.8
32	41.75	38.50	1.625	28	3.000	1114.3
34	43.75	40.50	1.625	32	3.050	1241.8
36	46.00	42.75	1.625	32	3.209	1450.7
38	48.75	45.25	1.625	32	3.394	1731.1
40	50.75	47.25	1.625	36	3.533	1950.2
42	53.00	49.50	1.625	36	3.695	2231.5
44	55.25	51.75	1.625	40	3.857	2529.4
46	57.25	53.75	1.625	40	3.997	2821.3
48	59.50	56.00	1.625	44	4.159	3169.0
50	61.75	58.25	1.875	44	4.327	3522.6
52	64.00	60.50	1.875	44	4.489	3937.1
54	66.25	62.75	1.875	44	4.651	4382.5
60	73.00	69.25	1.875	52	5.116	5858.7
66	80.00	76.00	1.875	52	5.601	7749.0
72	86.50	82.50	1.875	60	6.066	9815.3

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