Ductile Iron Backing Flanges for Stub Ends

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Ductile Iron Backing Flanges for Stub Ends (Series BF)

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.

IPS Size

ALL DIMENSIONS ARE IN INCHES UNLESS OTHERWISE STATED
API Part NumberSizeO.D.I.D.Ø B.H.C.Ø B.H.# B.H.THKBevel DepthWeight lbs
BF0050-DI0.53.500.912.380.63040.4380.131.2
BF0075-DI0.753.881.112.750.63040.5000.131.3
BF0100-DI14.251.383.130.63040.5000.131.6
BF0125-DI1.254.631.723.500.63040.5000.191.9
BF0150-DI1.55.001.973.880.63040.5000.252.6
BF0200-DI26.002.464.750.75040.5000.322.7
BF0250-DI2.57.002.975.500.75040.5000.322.8
BF0300-DI37.503.606.000.75040.5000.384.5
BF0400-DI49.004.607.500.75080.5630.446.1
BF0500-DI510.005.698.500.87580.6300.447.2
BF0600-DI611.006.759.500.87580.6300.448.4
BF0800-DI813.508.7511.750.87580.6300.4412.8
BF1000-DI1016.0010.9214.251.000120.6300.4414.2
BF1200-DI1219.0012.9217.001.000120.7500.4426.8
BF1400-DI1421.0014.1918.751.125120.7500.4438.0
BF1600-DI1623.5016.1921.251.125160.7500.4439.0
BF1800-DI1825.0018.2022.751.250160.8800.4447.0
BF2000-DI2027.5020.2525.001.250200.8800.4457.0
BF2400-DI2432.0024.2529.501.375201.0000.4479.0
BF3000-DI3038.7530.3836.001.375281.0000.44117.0
BF3600-DI3646.0036.5042.751.625321.1250.44181.0

O.D. Tube Size

ALL DIMENSIONS ARE IN INCHES UNLESS OTHERWISE STATED
API Part NumberSizeO.D.I.D.Ø B.H.C.Ø B.H.# B.H.THKBevel DepthWeight lbs
BF0050-16-DI0.53.500.632.380.63040.4380.131.2
BF0075-16-DI0.753.880.882.750.63040.5000.131.3
BF0100-16-DI14.251.133.130.63040.5000.131.6
BF0125-16-DI1.254.631.383.500.63040.5000.191.9
BF0150-16-DI1.55.001.633.880.63040.5000.252.6
BF0200-16-DI26.002.254.750.75040.5000.322.7
BF0250-16-DI2.57.002.755.500.75040.5000.322.8
BF0300-16-DI37.503.256.000.75040.5000.384.5
BF0400-16-DI49.004.257.500.75080.5630.446.1
BF0500-16-DI510.005.258.500.87580.6300.447.2
BF0600-16-DI611.006.259.500.87580.6300.448.4
BF0800-16-DI813.508.2511.750.87580.6300.4412.8
BF1000-16-DI1016.0010.2514.251.000120.6300.4414.2
BF1200-16-DI1219.0012.2517.001.000120.7500.4426.8
BF1400-16-DI1421.0014.2518.751.125120.7500.4438.0
BF1600-16-DI1623.5016.2521.251.125160.7500.4439.0
BF1800-16-DI1825.0018.2522.751.250160.8800.4447.0
BF2000-16-DI2027.5020.2525.001.250200.8800.4457.0
BF2400-16-DI2432.0024.2529.501.375201.0000.4479.0
BF3000-16-DI3038.7530.2536.001.375281.0000.44117.0

Notes:
a. Also available Hot Dipped Galvanized. Meets ANSI class 150 pattern.
b. Material conforms to ASTM A536.

Ductile Iron Backing Flanges for Stub Ends (Series BF)-Drawing