1、Designation:B70600(Reapproved 2011)Standard Specification forSeamless Copper Alloy(UNS No.C69100)Pipe and Tube1This standard is issued under the fixed designation B706;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last
2、revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification establishes the requirements for cop-per alloy UNS No.C69100 seamless pipe in standard pipesizes,both regula
3、r and extra strong,and seamless tube instraight lengths for general engineering purposes.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 onlyand are not considered standa
4、rd.1.3 The following safety hazard caveat pertains only to thetest method portion,Section described in this specification:Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate s
5、afety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:2B193 Test Method for Resistivity of Electrical ConductorMaterialsB846 Terminology for Copper and Copper AlloysE8 Test Methods for Tension Testing of Metallic Ma
6、terialsE20 Practice for Particle Size Analysis of Particulate Sub-stances in the Range of 0.2 to 75 Micrometres by OpticalMicroscopy(Withdrawn 1994)3E54 Test Methods for Chemical Analysis of Special Brassesand Bronzes(Withdrawn 2002)3E243 Practice for Electromagnetic(Eddy-Current)Examina-tion of Cop
7、per and Copper-Alloy TubesE255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE478 Test Methods for Chemical Analysis of Copper Alloys3.Terminology3.1 Definitions:3.1.1 For definitions of terms related to copper and copperalloys,refer to Terminology B846,u
8、nless otherwise stated.3.1.2 stock,nstraight lengths that are mill cut and storedin advance of orders.They usually are 10,12,or 20 ft(3.05,3.66,or 6.10 m)in length and subject to established lengthtolerances.4.Ordering Information4.1 Orders for products shall include the following informa-tion:4.1.1
9、 ASTM designation and year of issue,that is,B706XX.4.1.2 UNS designation,that is,C69100.4.1.3 Temper(see Section 7).4.1.4 Dimensions,diameter,and wall thickness.4.1.5 How furnished:straight lengths or coils.4.1.6 Finish.4.1.7 Total length,or number of pieces,of each size.4.1.8 Total weight,each size
10、.4.1.9 When product is purchased for agencies of the U.S.government.4.2 The following options are available and shall be in-cluded in the contract or purchase order when required.4.2.1 Heat identification or traceability details.4.2.2 Electromagnetic(eddy-current)examination.4.2.3 Expansion test.4.2
11、.4 Flattening test.4.2.5 Certification.4.2.6 Mill test report.5.Materials and Manufacture5.1 Material:5.1.1 The material of manufacture shall be cast or extrudedshells of Copper Alloy UNS No.C69100 of such purity andsoundness as to be suitable for processing into the productsprescribed herein.5.1.2
12、In the event heat identification or traceability isrequired,the purchaser shall specify the details desired.1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipeand Tube.Current edition approved O
13、ct.1,2011.Published February 2012.Originallyapproved in 1982.Last previous edition approved in 2006 as B706 00(2006).DOI:10.1520/B0706-00R11.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume i
14、nformation,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical 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 Conshoho
15、cken,PA 19428-2959.United States1 NOTE1Because of the discontinuous nature of the processing ofcastings into wrought products,it is not always practical to identify aspecific casting analysis with a specific quantity of finished material.5.2 Manufacture:5.2.1 The product shall be manufactured by suc
16、h hot-working,cold-working,and annealing processes as to producea uniform wrought structure in the finished product.5.2.2 The product shall be hot or cold worked to the finishedsize,and subsequently,annealed,when required,to meet thetemper properties specified.6.Chemical Composition6.1 The material shall conform to the chemical compositionrequirements specified in Table 1.6.2 These composition limits do not preclude the presenceof other elements.Limits may be established and analysisrequired for