CRP Ductile Iron

Flange, Back-up Rings

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Product Description

Flange Back-up Ring

Pipe Diameter: 12”
Outside Diameter (O.D.): 19
Flange Thickness: 1.25
Inside Diameter (I.D.): 13.13
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1
Bolt Circle (B.C.): 17
Radius: 0.28
Weight (lbs/pc): 20
Operating Pressure: 160
Pipe Diameter: 22”
Outside Diameter (O.D.): 29.5
Flange Thickness: 2
Inside Diameter (I.D.): 22.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 27.25
Radius: 0.37
Weight (lbs/pc): 65
Operating Pressure: 160
Pipe Diameter: 22”
Outside Diameter (O.D.): 29.5
Flange Thickness: 2.13
Inside Diameter (I.D.): 22.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 27.25
Radius: 0.31
Weight (lbs/pc): 72
Operating Pressure: 200
Pipe Diameter: 20”
Outside Diameter (O.D.): 27.5
Flange Thickness: 1.81
Inside Diameter (I.D.): 20.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.25
Bolt Circle (B.C.): 25
Radius: 0.4
Weight (lbs/pc): 55
Operating Pressure: 160
Pipe Diameter: 20”
Outside Diameter (O.D.): 27.5
Flange Thickness: 2.06
Inside Diameter (I.D.): 20.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.25
Bolt Circle (B.C.): 25
Radius: 0.31
Weight (lbs/pc): 61
Operating Pressure: 200
Pipe Diameter: 28”
Outside Diameter (O.D.): 36.5
Flange Thickness: 2.5
Inside Diameter (I.D.): 28.38
Bolt Count: 28
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 34
Radius: 0.31
Weight (lbs/pc): 116
Operating Pressure: 116
Pipe Diameter: 3/4”
Outside Diameter (O.D.): 3.88
Flange Thickness: 0.5
Inside Diameter (I.D.): 1.11
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.63
Bolt Circle (B.C.): 2.75
Radius: 0.13
Weight (lbs/pc): 1
Operating Pressure: 267
Pipe Diameter: ½”
Outside Diameter (O.D.): 3.5
Flange Thickness: 0.5
Inside Diameter (I.D.): 0.9
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.63
Bolt Circle (B.C.): 2.38
Radius: 0.13
Weight (lbs/pc): 1
Operating Pressure: 267
Pipe Diameter: 1 1/4”
Outside Diameter (O.D.): 4.63
Flange Thickness: 0.63
Inside Diameter (I.D.): 1.72
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.63
Bolt Circle (B.C.): 3.5
Radius: 0.19
Weight (lbs/pc): 2
Operating Pressure: 267
Pipe Diameter: 2”
Outside Diameter (O.D.): 6
Flange Thickness: 0.75
Inside Diameter (I.D.): 2.46
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 4.75
Radius: 0.31
Weight (lbs/pc): 3
Operating Pressure: 267
Pipe Diameter: 2”
Outside Diameter (O.D.): 6
Flange Thickness: 0.5
Inside Diameter (I.D.): 2.63
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 4.75
Radius: 0.2
Weight (lbs/pc): 1.5
Operating Pressure: 160
Pipe Diameter: 3”
Outside Diameter (O.D.): 7.5
Flange Thickness: 0.53
Inside Diameter (I.D.): 3.75
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 6
Radius: 0.28
Weight (lbs/pc): 25
Operating Pressure: 160
Pipe Diameter: 3”
Outside Diameter (O.D.): 7.5
Flange Thickness: 0.94
Inside Diameter (I.D.): 3.6
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 6
Radius: 0.4
Weight (lbs/pc): 4
Operating Pressure: 267
Pipe Diameter: 4”
Outside Diameter (O.D.): 9
Flange Thickness: 0.94
Inside Diameter (I.D.): 4.6
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 7.5
Radius: 0.4
Weight (lbs/pc): 5.5
Operating Pressure: 267
Pipe Diameter: 4”
Outside Diameter (O.D.): 9
Flange Thickness: 0.55
Inside Diameter (I.D.): 4.75
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 7.5
Radius: 0.28
Weight (lbs/pc): 3.5
Operating Pressure: 160
Pipe Diameter: 5”
Outside Diameter (O.D.): 10
Flange Thickness: 0.94
Inside Diameter (I.D.): 5.69
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.88
Bolt Circle (B.C.): 8.5
Radius: 0.44
Weight (lbs/pc): 6
Operating Pressure: 267
Pipe Diameter: 6”
Outside Diameter (O.D.): 11
Flange Thickness: 1
Inside Diameter (I.D.): 6.75
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.88
Bolt Circle (B.C.): 9.5
Radius: 0.4
Weight (lbs/pc): 7
Operating Pressure: 267
Pipe Diameter: 6”
Outside Diameter (O.D.): 11
Flange Thickness: 0.63
Inside Diameter (I.D.): 6.88
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.88
Bolt Circle (B.C.): 9.5
Radius: 0.28
Weight (lbs/pc): 4.5
Operating Pressure: 160
Pipe Diameter: 8”
Outside Diameter (O.D.): 13.5
Flange Thickness: 1.12
Inside Diameter (I.D.): 8.75
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.88
Bolt Circle (B.C.): 11.75
Radius: 0.4
Weight (lbs/pc): 11
Operating Pressure: 267
Pipe Diameter: 8”
Outside Diameter (O.D.): 13.5
Flange Thickness: 0.85
Inside Diameter (I.D.): 8.88
Bolt Count: 8
Dia. Bolt Hole (B.D.) 0.88
Bolt Circle (B.C.): 11.75
Radius: 0.28
Weight (lbs/pc): 8
Operating Pressure: 160
Pipe Diameter: 10”
Outside Diameter (O.D.): 16
Flange Thickness: 1.9
Inside Diameter (I.D.): 10.92
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1
Bolt Circle (B.C.): 14.25
Radius: 0.4
Weight (lbs/pc): 16
Operating Pressure: 267
Pipe Diameter: 10”
Outside Diameter (O.D.): 16
Flange Thickness: 0.98
Inside Diameter (I.D.): 11
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1
Bolt Circle (B.C.): 14.25
Radius: 0.31
Weight (lbs/pc): 12
Operating Pressure: 160
Pipe Diameter: 12”
Outside Diameter (O.D.): 19
Flange Thickness: 1.5
Inside Diameter (I.D.): 12.92
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1
Bolt Circle (B.C.): 17
Radius: 0.4
Weight (lbs/pc): 23
Operating Pressure: 267
Pipe Diameter: 14”
Outside Diameter (O.D.): 21
Flange Thickness: 1.63
Inside Diameter (I.D.): 14.18
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1.13
Bolt Circle (B.C.): 18.75
Radius: 0.4
Weight (lbs/pc): 37
Operating Pressure: 267
Pipe Diameter: 16”
Outside Diameter (O.D.): 23.5
Flange Thickness: 1.88
Inside Diameter (I.D.): 16.19
Bolt Count: 16
Dia. Bolt Hole (B.D.) 1.13
Bolt Circle (B.C.): 21.25
Radius: 0.4
Weight (lbs/pc): 49
Operating Pressure: 267
Pipe Diameter: 16”
Outside Diameter (O.D.): 23.5
Flange Thickness: 1.65
Inside Diameter (I.D.): 16.38
Bolt Count: 16
Dia. Bolt Hole (B.D.) 1.13
Bolt Circle (B.C.): 21.25
Radius: 0.35
Weight (lbs/pc): 40
Operating Pressure: 160
Pipe Diameter: 14”
Outside Diameter (O.D.): 21
Flange Thickness: 1.38
Inside Diameter (I.D.): 14.38
Bolt Count: 12
Dia. Bolt Hole (B.D.) 1.13
Bolt Circle (B.C.): 18.75
Radius: 0.31
Weight (lbs/pc): 30
Operating Pressure: 160
Pipe Diameter: 18”
Outside Diameter (O.D.): 25
Flange Thickness: 1.8
Inside Diameter (I.D.): 18.2
Bolt Count: 16
Dia. Bolt Hole (B.D.) 1.25
Bolt Circle (B.C.): 22.75
Radius: 0.4
Weight (lbs/pc): 48
Operating Pressure: 267
Pipe Diameter: 18”
Outside Diameter (O.D.): 25
Flange Thickness: 1.67
Inside Diameter (I.D.): 18.38
Bolt Count: 16
Dia. Bolt Hole (B.D.) 1.25
Bolt Circle (B.C.): 22.75
Radius: 0.35
Weight (lbs/pc): 25
Operating Pressure: 160
Pipe Diameter: 24”
Outside Diameter (O.D.): 32
Flange Thickness: 2.13
Inside Diameter (I.D.): 24.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 29.5
Radius: 0.31
Weight (lbs/pc): 91
Operating Pressure: 200
Pipe Diameter: 24”
Outside Diameter (O.D.): 32
Flange Thickness: 2.17
Inside Diameter (I.D.): 24.38
Bolt Count: 20
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 29.5
Radius: 0.4
Weight (lbs/pc): 80
Operating Pressure: 160
Pipe Diameter: 26”
Outside Diameter (O.D.): 34.25
Flange Thickness: 2.53
Inside Diameter (I.D.): 26.38
Bolt Count: 24
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 31.75
Radius: 0.31
Weight (lbs/pc): 109
Operating Pressure: 250
Pipe Diameter: 26”
Outside Diameter (O.D.): 34.25
Flange Thickness: 2.38
Inside Diameter (I.D.): 26.38
Bolt Count: 24
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 31.75
Radius: 0.31
Weight (lbs/pc): 104
Operating Pressure: 160
Pipe Diameter: 28”
Outside Diameter (O.D.): 36.5
Flange Thickness: 2.5
Inside Diameter (I.D.): 28.38
Bolt Count: 28
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 34
Radius: 0.31
Weight (lbs/pc): 116
Operating Pressure: 116
Pipe Diameter: 30”
Outside Diameter (O.D.): 38.75
Flange Thickness: 2.68
Inside Diameter (I.D.): 30.38
Bolt Count: 28
Dia. Bolt Hole (B.D.) 1.38
Bolt Circle (B.C.): 36
Radius: 0.31
Weight (lbs/pc): 153
Operating Pressure: 200
Pipe Diameter: 32”
Outside Diameter (O.D.): 41.75
Flange Thickness: 2.84
Inside Diameter (I.D.): 32.38
Bolt Count: 28
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 38.5
Radius: 0.31
Weight (lbs/pc): 175
Operating Pressure: 190
Pipe Diameter: 34”
Outside Diameter (O.D.): 43.75
Flange Thickness: 2.93
Inside Diameter (I.D.): 34.38
Bolt Count: 32
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 40.5
Radius: 0.31
Weight (lbs/pc): 191
Operating Pressure: 160
Pipe Diameter: 36”
Outside Diameter (O.D.): 46
Flange Thickness: 3.14
Inside Diameter (I.D.): 36.38
Bolt Count: 32
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 42.75
Radius: 0.31
Weight (lbs/pc): 225
Operating Pressure: 160
Pipe Diameter: 40”
Outside Diameter (O.D.): 50.75
Flange Thickness: 3.5
Inside Diameter (I.D.): 39.75
Bolt Count: 36
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 42.75
Radius: 0.31
Weight (lbs/pc): 307
Operating Pressure: 128
Pipe Diameter: 42”
Outside Diameter (O.D.): 53
Flange Thickness: 3.53
Inside Diameter (I.D.): 42.38
Bolt Count: 36
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 49.5
Radius: 0.31
Weight (lbs/pc): 319
Operating Pressure: 128
Pipe Diameter: 48”
Outside Diameter (O.D.): 59.5
Flange Thickness: 3.82
Inside Diameter (I.D.): 48.5
Bolt Count: 44
Dia. Bolt Hole (B.D.) 1.63
Bolt Circle (B.C.): 56
Radius: 25
Weight (lbs/pc): 400
Operating Pressure: 100
Pipe Diameter: 1 1/2”
Outside Diameter (O.D.): 5
Flange Thickness: 0.69
Inside Diameter (I.D.): 1.97
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.63
Bolt Circle (B.C.): 3.88
Radius: 0.25
Weight (lbs/pc): 2
Operating Pressure: 267
Pipe Diameter: 2 1/2”
Outside Diameter (O.D.): 7
Flange Thickness: 0.88
Inside Diameter (I.D.): 2.97
Bolt Count: 4
Dia. Bolt Hole (B.D.) 0.75
Bolt Circle (B.C.): 5.5
Radius: 0.31
Weight (lbs/pc): 4
Operating Pressure: 267