Page 25 - Estimator's Piping Man-Hour Manual 5E
P. 25

8   Section One-SHOP FABRICATION

                                  PIPE BENDS


                          Schedule Numbers 12O, 14Oand 16O

                          Labor Only for Making Pipe Bends with Plain Ends
                                   Carbon Steel Material
                                 Double Extra Strong Weight

                                 NET MAN HOURS EACH

               No. 1-90°                                                 No. 10
               No. 1-1/2-                                   No. 4       Double
               46° to 89°   No.7            No. 2   No.6   Cross-  No.8   Offset
               No.3-45°   U-180 0          Single   Single   over   Double   Exp.
      Size     No.3-1/2-  No.7- 1/2-  No. 5   Offset   Offset   No. 9   Offset   No. 11
      Ins.    Lessthan45°  91° to 179°   Offset   Quarter   "U"   Exp."U"   "U"   Circle
     1           2.0        2.3      2.8     3.6     4.0     4.7   5.4    6.2
     1-1/4       2.1        2.6      3.2     4.2     5.2     5.5   6.5    7.2
     1-1/2       2.4        3.1      3.8     4.6     6,2     6.5   7.3    8.6

     2           2.7        3.6      4.4     5.4     7.0     7.5   8.1    9.4
     2-1/2       3.4        4.7      5.7     6.9     8.6     9.2   10.3   11.7
     3           3.9        5.5      6.1     7.7     9.7     10.4   11.7   14.6
     4           5.5        7.3      8.5    10.1     13,4   14.3   15.5   18.9
     5           6.0        9.2     10.0    12.8     16.4   17.4   20.3   25.7
     6           8.5       11.0     11.8    15.5     19.2   20.1   24.8   32.1
     8           11.4      14.8     15.2    20.3    27.5    29.3   32.1   40.3
     10          14.8      20.8     20.9    26.7    37.0    39.3   45.4   59.5

     12          20.3      28.3     28.8    36.6     53.0   54.9   65.8   87.8
     14 OD       26.6      45.8     39.7    50.9    75.8    75.8   --     ..
     16 OD       34.4      64.6     50.9    66.4    103.4   103.4   --
                                                                          —
     18 OD      44.0       82.7     64.7     --      --            --     --
                                                             —
     20 OD       54.4       --       --      --      ..            --
                                                             —            —
     24 OD      89.2        _.               --                    --     --
                                     —               —       —

     b\)r Gftiemi Notes* on pipe bends, see pa.gefs 5 and 6.
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