Page 26 - Estimators Piping Man Hour Manual

Section One-SHOP FABRICATION 9

PIPE BENDS

Heavy Wall—45° or Less

Labor only for Making Pipe Bends With Plain Ends
Carbon Steel Material

NET MAN HOURS EACH
Nominal WALL THICKNESS IN INCHES
Pipe
Size 7.50 1.00 1.25 1.50 1.75 2.00 2.25 2.50
4 "or less 6.6 7.5 8.7 10.1 „ .. — ..
5 - 8.6 10.1 11.8 13.5 15.7 ..
6 -- 10.2 11.8 14.2 16.0 19.4 22.6 „
8 .. 13.9 14.4 17.0 19.7 23.0 27.2 31.4
10 - - 17.8 19.5 21.5 24.8 28.7 33.8
12 .. .. .. 22.1 23.3 26.9 31.5 36.8
14 - - - 25.4 26.4 29.4 34.6 40.1
16 - .. .. - 32.4 35.3 39.2 45.8
18 .. - - - .. 40.3 45.7 53.3
20 - - - .. 51.8 52.2 62.0
22 - .. - .. - .. ,. 69,8
24 - -- -- -- -- - 89.2

2.75 3.00 3.25 3.50 3.75 4.00 4.25 4,50
10 34.9 38.2 .. „ „ „ ._ „
12 39.7 43.9 47.2 51.6 .. .. - ..
14 43.6 48.0 52.1 56.8 61.0 66.4 - „
16 50.1 54.5 58.8 64.2 69.7 76.2 - --
18 57.6 63.2 68.6 74.0 80.8 88.1 - ..
20 67.6 73.0 78.4 85.0 92.5 100.2 111.6 124.9
22 75.6 81.6 88.1 94.7 103.4 116.5 124.3 133.3
24 92.1 94.9 98.1 104.5 114.2 132.9 140.5 151.2

4.75 5.00 5.25 5.50 5.75 6.00
20 133.3 144.0 153.1 164.6 178.3 191.6
22 144.0 155.6 165.6 176.5 190.9 205.3
24 162.1 172.8 183.7 194.5 207.1 223.3

For General Notes on pipe bends, see pages 5 and 6.