1、Designation:B75/B75M11Standard Specification forSeamless Copper Tube1This standard is issued under the fixed designation B75/B75M;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 indic
2、ates the year 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 Department of Defense.1.Scope*1.1 This specification2establishes the requirements forseamless round,rectangular,and sq
3、uare copper tube suitablefor general engineering applications.1.1.1 Tubes made from any of the following Copper UNSNo.designations shall be supplied unless otherwise specified inthe contract or purchase order:Copper UNS No.Type of CopperC10100Oxygen-free electronicC10200Oxygen-free without residual
4、deoxidantsC10300Oxygen-free,extra low phosphorusC10800Oxygen-free,low phosphorusC12000Phosphorus deoxidized,low residual phosphorusC12200Phosphorus deoxidized,high residual phosphorus1.2 UnitsThe values stated in either inch-pound units orSI units are to be regarded separately as standard.Within the
5、text,SI units are shown in brackets.The values stated in eachsystem may not be exact equivalents;therefore,each systemshall be used independently of the other.Combining valuesfrom the two systems may result in non-conformance with thestandard.1.3 The following hazard statement pertains only to the t
6、estmethods described in Sections 20.5.2.1,21.2.9,and 21.2.10 ofthis specification:This standard does not purport to address allof the safety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determin
7、e the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:3B153 Test Method for Expansion(Pin Test)of Copper andCopper-Alloy Pipe and TubingB170 Specification for Oxygen-Free Electrolytic CopperRefinery ShapesB193 Test Method for Resistivity of Electrical C
8、onductorMaterialsB251 Specification for General Requirements for WroughtSeamless Copper and Copper-Alloy TubeB251M Specification for General Requirements for WroughtSeamless Copper and Copper-Alloy Tube(Metric)B577 Test Methods for Detection of Cuprous Oxide(Hydro-gen Embrittlement Susceptibility)in
9、 CopperB601 Classification for Temper Designations for Copper andCopper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE18 Test Methods for Rockwell Hardness of Metal
10、lic Ma-terialsE53 Test Method for Determination of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper andCopperAlloys(Photometric Methods)(Withdrawn 2010)4E112 Test Methods for Determining Average Grain SizeE243 Practice for Electromagnetic(Eddy-Current)Examina-t
11、ion of Copper and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)3.General Requirements3.1 The following sections of Specification B251 or B251Mare a pa
12、rt of this specification.3.1.1 Terminology,General,3.1.2 Material and Manufacture,3.1.3 Workmanship,Finish,and Appearance,3.1.4 Significance of Numerical Limits,1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommit
13、tee B05.04 on Pipeand Tube.Current edition approved Oct.15,2011.Published November 2011.Originallypublished as B75 28T.Last previous edition approved in 2010 as B75 02(2010).DOI:10.1520/B0075_B0075M-11.2For ASME Boiler and Pressure Vessel Code applications refer to relatedSpecification SB-75 in Sect
14、ion II of that Code.3For 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 standards Document Summary page onthe ASTM website.4The last approved version of this historical
15、standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.5 Inspection,3.1.6 Rejection and Rehearing,3.1.7 Certification,3.1.8 Mill Test Repo
16、rts,3.1.9 Packaging and Package Marking,and3.1.10 Supplementary Requirements3.2 In addition,when a section with an identical title tothose referenced in section 3.1 appears in this specification,andis in conflict with the section appearing in Specification B251or B251M,the section in this specification shall prevail.4.Terminology4.1 DefinitionsFor definitions of terms related to copperand copper alloys,refer to Terminology B846.5.Ordering Information5.1 Include the following information in order
