Showing posts with tag: Flanged bends

Flanged Bends and Tees with Base – AWWA C110, DI (in)

Pipe SizeTUVApprox. Weight (lb)
90°LR 90°Tee
3 4.88 5.00 0.50 38 41 47
4 5.50 6.00 0.50 50 60 75
6 7.00 7.00 0.62 85 100 115
8 8.38 9.00 0.88 145 180 195
10 9.75 9.00 0.88 210 315 315
12 11.25 11.00 1.00 300 430 450
14 12.50 11.00 1.00 400 580 570
16 13.75 11.00 1.00 505 740 710
18 15.00 13.50 1.12 645 – 900
20 16.00 13.50 1.12 805 – 1125
24 18.50 13.50 1.12 1215 – 1930
30 23.00 16.00 1.15 1945 – –
36 26.00 16.00 1.15 2395 2895 –
 Pipe SizeTUVApprox. Weight (lb)
4 x 3 5.50 6 0.50 45
6 x 4 7.00 7 0.62 75
8 x 4 8.38 9 0.88 120
8 x 6 8.38 9 0.88 135
10 x 6 9.75 9 0.88 175
10 x 8 9.75 9 0.88 185
12 x 6 11.25 11 1.00 230
12 x 8 11.25 11 1.00 255
12 x 10 11.25 11 1.00 285
Base Bolt Drilling
Pipe SizeBolt CircleBolt Hole Dia.No. of Bolt Holes
3 3.88 5/8 4
4 4.75 3/4 4
6 5.50 3/4 4
8 7.50 3/4 4
10 7.50 3/4 4
12 9.50 7/8 4
14 9.50 7/8 4
16 9.50 7/8 4
18 11.75 7/8 4
20 11.75 7/8 4
24 11.75 7/8 4
30 14.25 1 4
36 17.00 1 4
42 21.25 1 1/4 4
48 22.75 1 1/4 4
  • *  Flanged fitting base for bends are not included in AWWA C110/A21.10
  • For flange dimensions see Flange – ANSI Class 125, C110, DI
  • These fittings are not included in ANSI/AWWA C110/A21.10 – Ductile-Iron and Gray-Iron Fittings (3″ to 48″)
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Flanged Bends – Reducing, AWWA C110, DI (in)

SizeHApprox. Weight (lb)
4 x 3 6 1/2 35
6 x 4 8 65
8 x 4 9 90
8 x 6 9 100
10 x 6 11 125
10 x 8 10 150
12 x 6 12 175
12 x 8 12 190
12 x 10 12 220
14 x 6 14 230
14 x 8 14 240
  • Flanged reducing bend fittings are not included in AWWA C110/A21.10
  • For flange dimensions see Flange – ANSI Class 125, C110, DI
  • AWWA C110/A21.10 – Ductile-Iron and Gray-Iron Fittings (3″ to 48″)
  • AWWA C104/A21.4 – Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water
  • ASME B16.1 – Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250 (Flange surfaces shall be faced and drilled in accordance with ANSI Class 125)
  • All ductile iron flanged fittings shall be rated for water pressure of 250 PSI.
  • Flanged ductile iron fittings in 24 inch and smaller sizes may be rated for 350 psi with the use of special gaskets.
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Flanged Bends – Long Radius, AWWA C110, DI (in)

 SizeRJApprox. Weight (lb)
3 6.25 7 3/4 30
4 7 9 45
6 9.5 11 1/2 85
8 14 14 140
10 16.5 16 1/2 255
12 17 19 310
14 19 21 1/2 475
16 21.5 24 630
18 – 26 1/2 840
20 – 29 1080
24 – 34 1640
  • Flanged long radius bend fittings are not included in AWWA C110/A21.10
  • For flange dimensions see Flange – ANSI Class 125, C110, DI
  • AWWA C110/A21.10 – Ductile-Iron and Gray-Iron Fittings (3″ to 48″)
  • AWWA C104/A21.4 – Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water
  • ASME B16.1 – Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250 (Flange surfaces shall be faced and drilled in accordance with ANSI Class 125)
  • All ductile iron flanged fittings shall be rated for water pressure of 250 PSI.
  • Flanged ductile iron fittings in 24 inch and smaller sizes may be rated for 350 psi with the use of special gaskets.
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