1、Designation:B395/B395M16Standard Specification forU-Bend Seamless Copper and Copper Alloy Heat Exchangerand Condenser Tubes1This standard is issued under the fixed designation B395/B395M;the number immediately following the designation indicates the yearof original adoption or,in the case of revisio
2、n,the year of last revision.A number in parentheses indicates the year of last reapproval.A superscript 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.Scope*1.1 This specification2est
3、ablishes the requirements forcondenser,evaporator,and heat exchanger U-bend tubes thatare manufactured from seamless copper and copper alloy tube.1.2 UnitsThe values stated in either SI units or inch-pound units are to be regarded separately as standard.Withinthe text,SI units are shown in brackets.
4、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 result in non-conformancewith the standard.1.3 This specification is applicable to product 2 in.50 mmor less,inclusive,in diameter.1.4 T
5、he product shall be produced from one of the followingcoppers or copper alloys,as specified in the ordering informa-tion:Copper orCopper AlloyUNS No.Previously UsedDesignationType of MetalC10200OFAoxygen-free without residual deoxidantsC10300.oxygen-free,extra low phosphorusC10800.oxygen-free,low ph
6、osphorusC12000DLPAphosphorized,low residual phosphorusC12200DHPAphosphorized,high residualphosphorusC14200DPAAphosphorized,arsenicalC19200.phosphorized,1%ironC23000.red brassC44300Type Badmiralty metalC44400Type Cadmiralty metalC44500Type Dadmiralty metalC60800.aluminum bronzeC68700Type Baluminum br
7、assC70400.95-5 copper-nickelC70600.90-10 copper-nickelCopper orCopper AlloyUNS No.Previously UsedDesignationType of MetalC70620.90-10 copper-nickel-(modified for welding)C71000.80-20 copper-nickelC71500.70-30 copper-nickelC71520.70-30 copper-nickel-(modified for welding)C72200.copper-nickelADesignat
8、ions listed in Classification B224.1.5 The following safety hazard caveat pertains only to thetest methods described in this specification.1.5.1 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
9、establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.(WarningMercury has been designated by many regulatory agencies asa hazardous substance that can cause serious medical issues.Mercury,or its vapor,has been demonstrated to be ha
10、zardousto health and corrosive to materials.Caution should be takenwhen handling mercury and mercury containing products.Seethe applicable product Safety Data Sheet(SDS)for additionalinformation.Users should be aware that selling mercuryand/or mercury containing products into your state or countryma
11、y be prohibited by law.)2.Referenced Documents2.1 The following documents of the issue in effect on dateof material purchase form a part of this specification to theextent referenced herein:2.2 ASTM Standards:3B153 Test Method for Expansion(Pin Test)of Copper andCopper-Alloy Pipe and TubingB154 Test
12、 Method for Mercurous Nitrate Test for CopperAlloys1This 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 Oct.1,2016.Published November 2016.Originallyapproved in 1
13、962.Last previous edition approved in 2013 as B395/B395M 13.DOI:10.1520/B0395_B0395M-16.2For ASME Boiler and Pressure Vessel Code applications see related Specifi-cation SB-395 in Section II of that Code.3For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Servi
14、ce at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.*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.Un
15、ited States1 B224 Classification of CoppersB601 Classification for Temper Designations for Copper andCopper AlloysWrought and CastB846 Terminology for Copper and Copper AlloysB858 Test Method forAmmonia Vapor Test for DeterminingSusceptibility to Stress Corrosion Cracking in CopperAlloysB900 Practic
16、e for Packaging of Copper and Copper AlloyMill Products for U.S.Government AgenciesB968/B968M Test Method for Flattening of Copper andCopper-Alloy Pipe and TubeE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE53 Test Method for Determination of Copper in UnalloyedCopper by GravimetryE62 Test Methods for Chemical Analysis of Copper and
