BUTTWELD FITTINGS TYPES – 180° Return Bends – Long Radius XH

Extra Heavy Long Radius 180° Return Bends
Pipe Size Outside Diameter O.D. Inside Diameter I.D. Wall Thickness T Center to Center O Back to Face K Pipe Schedule Number Approx. Weight in Pounds
1/2 0.840 0.546 0.147 3 1 5/16 80 0.45
3/4 1.050 0.742 0.154 2 1/4 1 11/16 80 0.52
1 1.315 0.957 0.179 3 2 3/16 80 0.97
1 1/4 1.660 1.278 0.191 3 3/4 2 3/4 80 1.6
1 1/2 1.900 1.500 0.200 4 1/2 3 1/4 80 2.2
2 2.375 1.939 0.218 6 4 3/16 80 4.1
2 1/2 2.875 2.323 0.276 7 1/2 5 3/16 80 7.1
3 3.500 2.900 0.300 9 6 1/4 80 12.4
3 1/2 4.000 3.364 0.318 10 1/2 7 1/4 80 17.1
4 4.500 3.826 0.337 12 8 1/4 80 24.1
5 5.563 4.813 0.375 15 10 5/16 80 41.7
6 6.625 5.761 0.432 18 12 5/16 80 68.2
8 8.625 7.625 0.500 24 16 5/16 80 140.0
10 10.750 9.750 0.500 30 20 3/8 60 217.0
12 12.750 11.750 0.500 36 24 3/8 * 311.0
14 14.000 13.000 0.500 42 28 * 400.0
16 16.000 15.000 0.500 48 32 40 540.0
18 18.000 17.000 0.500 54 36 * 686.0
20 20.000 19.000 0.500 60 40 30 840.0
24 24.000 23.000 0.500 72 48 * 1210.0

1. Conforms to ASME B16.9 & ASTM A234 WPB.
2. All dimensions are in inches.
3. All weights are in pounds and approximated or estimated
* This size thickness does not correspond to any pipe schedule number.