Estimator's Piping Man-Hour Manual, Fifth Edition by John S. PDF
By John S.
This reference presents trustworthy piping estimating information together with install of pneumatic mechanical instrumentation utilized in tracking quite a few method platforms. This re-creation has been increased and up-to-date to incorporate set up of pneumatic mechanical instrumentation, that's utilized in tracking numerous technique platforms.
Read or Download Estimator's Piping Man-Hour Manual, Fifth Edition (Estimator's Man-Hour Library) PDF
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Extra resources for Estimator's Piping Man-Hour Manual, Fifth Edition (Estimator's Man-Hour Library)
See appropriate man hours tables for these operations and time requirements. For cutting the ends of bends or trimming fittings, add 50% to the above man hours. 78 .. 55 --.. 66 „ -.. 77 -„ --- .. 10 .. --- „ .. 54 -- .. 75 .. 00 .. „ .. -. 50 .. 74 For mitre cuts less than 30°, add 50% to the above man hours. For mitre cuts 30° or greater, add 100% to the above man hours. Man hours are for cutting pipe with plain ends only and do not include beveling, threading, etc. see appropriate man hour tables for these operations and time requirements.
6 14. 3 .. - Pipe Thickness: Wall thickness of pipe determines the man hours that will apply. For double extra strong pipe thickness use Schedule 160 man hours. Construction: End closures as such are shop fabricated closures; orange peel, saddle, or flat plate type. Preheating: If. specified or required by Codes, add for this operation. See man hours for preheating. S. A. Code of Pressure Piping where the wall thickness is 3/4" or greater. All sizes of butt welds shown below the ruled lines are 3/4" or greater in wall thickness and must be stress relieved, if the end closure involves a circumferential weld.
9 .. 3 For Genera! Notes on welding, see pages 20 and 23. D. 3 26 28 30 32 34 36 26 28 30 32 34 36 WALL THICKNESS IN INCHES For General Notes on welding, see pages 20 and 23. 26 Section One-SHOP FABRICATION 90° WELDED NOZZLES Labor For Cutting And Welding Carbon Steel Material NET MAN HOURS EACH Standard Extra Heavy Pipe Pipe & OD Sizes & OD Sizes 3/8" Thick 1/2" Thick 20 Size Ins. 8 10 -- 80 -- 12 160 60 — __ --.. 6 5. 2 , . 7 All Nozzles other than 90° should be charged at the man hours shown for 4o nozzles.
Estimator's Piping Man-Hour Manual, Fifth Edition (Estimator's Man-Hour Library) by John S.