Call us today:

Ductile Iron Backing Flanges for Stub Ends

SKU: BF Categories: Flanges, Backing Flanges

These Ductile Iron Backing Flanges for Stub Ends (Series BF) are available in Iron Pipe Size (IPS) and Outside Diameter (O.D.) tube sizes, and are manufactured to conform to ASTM A536 and ANSI #150 bolt pattern specifications. Ductile iron is beneficial for its high corrosion resistance and strength qualities.

Downloads:

Size

Material

Clear

Product Details

Related Products

Dimensions

ALL DIMENSIONS ARE IN INCHES UNLESS OTHERWISE STATED

IPS Size

API Part Number	Size	O.D.	I.D.	Ø B.H.C.	Ø B.H.	# B.H.	THK	Bevel Depth	Weight lbs
(G)BF0050-DI	0.5	3.50	0.91	2.38	0.630	4	0.438	0.13	1.2
(G)BF0075-DI	0.75	3.88	1.11	2.75	0.630	4	0.500	0.13	1.3
(G)BF0100-DI	1	4.25	1.38	3.13	0.630	4	0.500	0.13	1.6
(G)BF0125-DI	1.25	4.63	1.72	3.50	0.630	4	0.500	0.19	1.9
(G)BF0150-DI	1.5	5.00	1.97	3.88	0.630	4	0.500	0.25	2.6
(G)BF0200-DI	2	6.00	2.46	4.75	0.750	4	0.500	0.32	2.7
(G)BF0250-DI	2.5	7.00	2.97	5.50	0.750	4	0.500	0.32	2.8
(G)BF0300-DI	3	7.50	3.60	6.00	0.750	4	0.500	0.38	4.5
(G)BF0400-DI	4	9.00	4.60	7.50	0.750	8	0.563	0.44	6.1
(G)BF0500-DI	5	10.00	5.69	8.50	0.875	8	0.630	0.44	7.2
(G)BF0600-DI	6	11.00	6.75	9.50	0.875	8	0.630	0.44	8.4
(G)BF0800-DI	8	13.50	8.75	11.75	0.875	8	0.630	0.44	12.8
(G)BF1000-DI	10	16.00	10.92	14.25	1.000	12	0.630	0.44	14.2
(G)BF1200-DI	12	19.00	12.92	17.00	1.000	12	0.750	0.44	26.8
(G)BF1400-DI	14	21.00	14.19	18.75	1.125	12	0.750	0.44	38.0
(G)BF1600-DI	16	23.50	16.19	21.25	1.125	16	0.750	0.44	39.0
(G)BF1800-DI	18	25.00	18.20	22.75	1.250	16	0.880	0.44	47.0
(G)BF2000-DI	20	27.50	20.25	25.00	1.250	20	0.880	0.44	57.0
(G)BF2400-DI	24	32.00	24.25	29.50	1.375	20	1.000	0.44	79.0
(G)BF3000-DI	30	38.75	30.38	36.00	1.375	28	1.000	0.44	117.0
(G)BF3600-DI	36	46.00	36.50	42.75	1.625	32	1.125	0.44	181.0

O.D. Tube Size

API Part Number	Size	O.D.	I.D.	Ø B.H.C.	Ø B.H.	# B.H.	THK	Bevel Depth	Weight lbs
(G)BF0050-16-DI	0.5	3.50	0.63	2.38	0.630	4	0.438	0.13	1.2
(G)BF0075-16-DI	0.75	3.88	0.88	2.75	0.630	4	0.500	0.13	1.3
(G)BF0100-16-DI	1	4.25	1.13	3.13	0.630	4	0.500	0.13	1.6
(G)BF0125-16-DI	1.25	4.63	1.38	3.50	0.630	4	0.500	0.19	1.9
(G)BF0150-16-DI	1.5	5.00	1.63	3.88	0.630	4	0.500	0.25	2.6
(G)BF0200-16-DI	2	6.00	2.25	4.75	0.750	4	0.500	0.32	2.7
(G)BF0250-16-DI	2.5	7.00	2.75	5.50	0.750	4	0.500	0.32	2.8
(G)BF0300-16-DI	3	7.50	3.25	6.00	0.750	4	0.500	0.38	4.5
(G)BF0400-16-DI	4	9.00	4.25	7.50	0.750	8	0.563	0.44	6.1
(G)BF0500-16-DI	5	10.00	5.25	8.50	0.875	8	0.630	0.44	7.2
(G)BF0600-16-DI	6	11.00	6.25	9.50	0.875	8	0.630	0.44	8.4
(G)BF0800-16-DI	8	13.50	8.25	11.75	0.875	8	0.630	0.44	12.8
(G)BF1000-16-DI	10	16.00	10.25	14.25	1.000	12	0.630	0.44	14.2
(G)BF1200-16-DI	12	19.00	12.25	17.00	1.000	12	0.750	0.44	26.8
(G)BF1400-16-DI	14	21.00	14.25	18.75	1.125	12	0.750	0.44	38.0
(G)BF1600-16-DI	16	23.50	16.25	21.25	1.125	16	0.750	0.44	39.0
(G)BF1800-16-DI	18	25.00	18.25	22.75	1.250	16	0.880	0.44	47.0
(G)BF2000-16-DI	20	27.50	20.25	25.00	1.250	20	0.880	0.44	57.0
(G)BF2400-16-DI	24	32.00	24.25	29.50	1.375	20	1.000	0.44	79.0
(G)BF3000-16-DI	30	38.75	30.25	36.00	1.375	28	1.000	0.44	117.0

Notes

Material conforms to ASTM A536.
Meets ANSI class 150 pattern.
Available with a paint or hot dip galvanizes coating.

Part Number Structure

Part Number Section	Options
Type	Backing Flange for Angle Face Ring: ABF = Ductile Iron (Painted) GABF = Ductile Iron (Hot Dip Galvanized) SABF = Stainless Steel Backing Flange for Stub End BF = Ductile Iron (Painted) GBF = Ductile Iron (Hot Dip Galvanized)
Size	XXXX = Size in inches going out 2 decimal places
Other	16 =O.D. Tube Size DI = Ductile Iron