ANSI B16.5 Class 300 Welding Neck Pipe Flanges, Thickness 0.56-2.75 in

Product Detail

•  All dimensions are in inches.

•  Flat face option available.

•  Standard Bore will be furnished unless otherwise specified.

 

EO Flanges can provide ANSI B16.5 Class 300 Welding Neck Flanges, which point of weld from 0.84 to 24 in, hub diameter from 1.5 to 27.63 in, bore from 0.62 to 23.25 in, approximate weight from 2 to 580lbs, etc.

 



 

ANSI B16.5 Class 300 Welding Neck Flanges
Nominal Pipe Size	Outside Diameter (O)	Thickness (T)	Raised Face Diameter (R)	Length Thru Hub (Y)	Point of Weld (A)	Hub Diameter (X)	Bore (B)	Approximate Weight (lbs)	Bolt Circle (C)	Number of Holes	Diameter of Holes
1/2	3.75	0.56	1.38	2.06	0.84	1.5	0.62	2	2.63	4	0.63
3/4	4.63	0.63	1.69	2.25	1.05	1.88	0.82	3	3.25	4	0.75
1	4.88	0.69	2	2.44	1.32	2.13	1.05	4	3.5	4	0.75
1 1/4	5.25	0.75	2.5	2.56	1.66	2.5	1.38	5	3.88	4	0.75
1 1/2	6.13	0.81	2.88	2.69	1.9	2.75	1.61	7	4.5	4	0.88
2	6.5	0.88	3.63	2.75	2.38	3.31	2.07	9	5	8	0.75
2 1/2	7.5	1	4.13	3	2.88	3.94	2.47	12	5.88	8	0.88
3	8.25	1.13	5	3.13	3.5	4.63	3.07	15	6.63	8	0.88
3 1/2	9	1.19	5.5	3.19	4	5.25	3.55	18	7.25	8	0.88
4	10	1.25	6.19	3.38	4.5	5.75	4.03	25	7.88	8	0.88
5	11	1.38	7.31	3.88	5.56	7	5.05	32	9.25	8	0.88
6	12.5	1.44	8.5	3.88	6.63	8.13	6.07	42	10.63	12	0.88
8	15	1.63	10.63	4.38	8.63	10.25	7.98	67	13	12	1
10	17.5	1.88	12.75	4.63	10.75	12.63	10.02	91	15.25	16	1.13
12	20.5	2	15	5.13	12.75	14.75	12	140	17.75	16	1.25
14	23	2.13	16.25	5.63	14	16.75	13.25	180	20.25	20	1.25
16	25.5	2.25	18.5	5.75	16	19	15.25	250	22.5	20	1.38
18	28	2.38	21	6.25	18	21	17.25	320	24.75	24	1.38
20	30.5	2.5	23	6.38	20	23.13	19.25	400	27	24	1.38
22	33	2.63	25.25	6.5	22	25.25	21.25	465	29.25	24	1.63
24	36	2.75	27.25	6.63	24	27.63	23.25	580	32	24	1.63