1、Designation:C30118Standard Test Methods forVitrified Clay Pipe1This standard is issued under the fixed designation C301;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the y
2、ear of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 These test methods cover the equipment for,and thetechniques of,testing vitrified clay pipe
3、 prior to installation.Tests using whole pipe determines the resistance to crushingand hydrostatic forces.Tests using pipe fragments measure theamount of water absorption of the pipe body and the quantityof acid-soluble material that may be extracted from it.NOTE1The following standards also apply t
4、o clay pipe and can bereferenced for further information:Practice C12 and Test Method C828;Specifications C425 and C700.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information on
5、lyand are not considered standard.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regula
6、tory limitations prior to use.1.4 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Orga
7、nization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2C12 Practice for Installing Vitrified Clay Pipe LinesC425 Specification for Compression Joints for Vitrified ClayPipe and FittingsC700 Specification for Vitrified Clay Pipe,Extra Strength,Standard Strength,an
8、d PerforatedC828 Test Method for Low-Pressure Air Test of VitrifiedClay Pipe LinesC896 Terminology Relating to Clay ProductsE6 Terminology Relating to Methods of Mechanical Testing3.Terminology3.1 Definitions:3.1.1 For definitions of terms used in these test methods,refer to Terminology E6 and Termi
9、nology C896.4.Significance and Use4.1 Meaning and SuitabilityThe tests called for herein,from their results,indicate the suitability and acceptability ofvitrified clay pipe for specifications acceptance,designpurposes,regulatory statutes,manufacturing control,and re-search.5.Bearing Strength5.1 Test
10、 Specimens:5.1.1 The test specimens shall be sound,full-size pipe andshall be selected by the purchaser,or his representative,atpoints he designates when placing the order.5.1.2 The number of specimens to be tested shall not exceed0.5%of the number of pipe of each size furnished,except thatno less t
11、han two specimens shall be tested.5.2 Measurement and Inspection of Specimens:5.2.1 The specimens shall be free of all visible moisture andfrost.These specimens shall be inspected and measured forconformance with the applicable specifications.The results ofthese observations shall be recorded.5.2.2
12、Specimens that are observed to have defects in excessof the limits permitted in the applicable specifications shall bediscarded and replaced with additional specimens from the lotto be tested.5.3 Loading Apparatus(see Fig.1):5.3.1 Testing Machine:5.3.1.1 The loading apparatus shall consist of a test
13、ingmachine capable of applying loads,with upper and lowerbearings capable of transmitting these loads to the pipe.Thebearings shall be bearing beams and contact edges.1These test methods are under the jurisdiction of ASTM Committee C04 onVitrified Clay Pipe and is the direct responsibility of Subcom
14、mittee C04.20 onMethods of Test and Specifications.Current edition approved Sept.1,2018.Published September 2018.Originallyapproved in 1952.Last previous edition approved in 2013 as C301 13.DOI:10.1520/C0301-18.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Custome
15、r Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in ac
16、cordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 5.3.1.2 Any motor driven testing machine that is capable ofapplying a load at a uniform rate of 2000 6 500 lbf/minlinearft(29.2 6 7.3 kN/minlinear m)of pipe length,shall be usedfor making the test.5.3.1.3 The load may be applied at
