By American Water Works Association
An vital reference for water distribution structures designers and operators, Ductile-Iron Pipe and Fittings (AWWA handbook M41), 3rd variation, offers the most up-tp-date requisites for ductile-iron pipe and fittings.
This peer-reviewed guide of water provide practices deals entire technical and purposes information regarding this flexible and sturdy pipe fabric.
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Additional resources for Ductile-iron pipe and fittings
Sample text
Preparations for the next casting cycle consist of removing any solid “splinters” from the bottom of the trough, recoating the inner surface of the mold with an inoc ulating dry spray, and placing a new core in the bell end. indb 14 Copyright © 2009 American Water Works Association. All Rights Reserved. Licensee=ATLATEC S A DE C V/5972499001, User=Yañez, Simon Not for Resale, 09/07/2009 17:11:10 MDT 3/18/2009 3:31:00 PM Manufacturing and Testing 15 Figure 3-1 Elements of a casting machine Copyright © 2009 American Water Works Association.
5 impact factor is included for all depths of cover. + The calculated actual rated water working pressure exceeds 350 psi (2,413 kPa). Ductile-iron pipe for rated water working pressures higher than 350 psi (2,413 kPa) is available. 5 m). 9 m). ** For pipe 14 in. (350 mm) and larger, consideration should be given to the use of laying conditions other Type 1. indb 34 Copyright © 2009 American Water Works Association. All Rights Reserved. Licensee=ATLATEC S A DE C V/5972499001, User=Yañez, Simon Not for Resale, 09/07/2009 17:11:10 MDT 3/18/2009 3:31:12 PM Design 35 Table 4-7 Rated working pressure and maximum depth of cover, special thickness classes (continued) Rated Water Working Pressure, psi* Laying Condition Nominal Pipe Size, in.
Ductile-iron pipe for rated water working pressures higher than 350 psi (2,413 kPa) is available. 5 m). 9 m). ** For pipe 14 in. (350 mm) and larger, consideration should be given to the use of laying conditions other Type 1. Extensive tests6 were conducted in 1964 on ductile-iron pipe to determine average values for tensile strength, ring strength, hardness, and elongation. Test pipe ranged in size from 2 in. to 24 in. (50 mm to 610 mm) and represented five producers. 2 × 103 kPa) for all pipes tested.
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