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ASTM_C_296_-_C_296M_-_00_2015.pdf

1、Designation:C296/C296M00(Reapproved 2015)Standard Specification forAsbestos-Cement Pressure Pipe1This standard is issued under the fixed designation C296/C296M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last revision

2、.A number in parentheses indicates the year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers asbestos-cement pressure pipefor use in supply lines and distribution systems that carry waterunder pressure.

3、The specification also covers asbestos-cementpressure pipe for use in sewer force mains which carry sewageunder pressure.1.2 The text of this standard references notes and footnoteswhich provide explanatory material.Those notes and footnotes(excluding those in tables and figures)shall not be conside

4、redas requirements of the standard.1.3 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be used independently of the other.Combiningvalues from the two systems may

5、 result in non-conformancewith the standard.1.4 WarningBreathing of asbestos dust is hazardous.Asbestos and asbestos products present demonstrated healthrisks for users and for those with whom they come into contact.In addition to other precautions,when working with asbestos-cement products,minimize

6、 the dust that results.For informa-tion on the safe use of chrysotile asbestos,refer to“Safe Use ofChrysotile:A Manual on Preventive and Control Measures.”21.5 This standard does not purport to address all of thesafety problems,if any,associated with its use.It is theresponsibility of the user of th

7、is standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:3C150/C150M Specification for Portland CementC458/C458M Test Method for Organic Fiber Content ofAsbestos-Cement ProductsC

8、500/C500M Test Methods for Asbestos-Cement PipeC595/C595M Specification for Blended Hydraulic CementsC618 Specification for Coal Fly Ash and Raw or CalcinedNatural Pozzolan for Use in ConcreteD1869 Specification for Rubber Rings for Asbestos-CementPipeD2946 Terminology for Asbestos and AsbestosCemen

9、tProducts2.2 Federal Standard:Fed.Std.No.123 Marking for Domestic Shipment(CivilianAgencies)42.3 Military Standard:MIL-STD-129 Marking for Shipment and Storage42.4 Other Documents:AWWA C401 Standard Practice for the Selection ofAsbestos-Cement Water Pipe5Uniform Freight Classification Rules6Motor Fr

10、eight Classification Rules73.Terminology3.1 Definitions:3.1.1 couplingsection for joining asbestos-cement pipethat,when properly installed with the proper accessories,develops a joint equivalent in strength and serviceability to thepipe sections.3.1.2 lotfor pipe sizes 525 mm 21 in.in diameter andsm

11、aller,each 300 lengths of pipe or less,of identical class andsize manufactured on each machine during a 24-h period.Forpipe larger than 525 mm 21 in.each 300 lengths of pipe orless,of identical class and size manufactured on each machineduring a period of consecutive working days not exceedingseven

12、days.1This specification is under the jurisdiction of ASTM Committee C17 onFiber-Reinforced Cement Products and is the direct responsibility of C17.03 onAsbestos-Cement Sheet Products and Accessories.Current edition approved July 1,2015.Published July 2015.Originally approvedin 1952.Last previous ed

13、ition approved in 2004 as C296 00(2009)1.DOI:10.1520/C0296_C0296M-00R15.2Available from The Asbestos Institute,http:/ referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the stan

14、dards Document Summary page onthe ASTM website.4Available from Standardization Documents Order Desk,Bldg.4 Section D,700Robbins Ave.,Philadelphia,PA 19111-5094,Attn:NPODS.5Available from American Water Works Association,6666 West QuinceyAvenue,Denver,CO 80235.6Available from the Uniform Classificati

15、on Commission,Room 1106,222 S.Riverside Plaza,Chicago,IL 60606.7Available from National Motor Freight Inc.,1616“P St.NW,Washington,DC20036.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.2 Definitions for the following terms are present

16、ed inTerminology D2946:accessories,crushing strength,cure,flex-ural strength(in pipes),free lime,hydrostatic strength,organicfiber content,purchaser,silica,supplier,and uncombinedcalcium.4.Classification4.1 Asbestos-cement pipe furnished under this specificationshall conform to Classes 100,150,and 200.These nominaldesignations in psi are equivalent to nominal SI units of 7,10,and 14 kPa,respectively.NOTE1The purchaser shall determine the proper class of pipe to beused under the installation and

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