ASTM_B_148_-_14.pdf

Designation:B14814Standard Specification forAluminum-Bronze Sand Castings1This standard is issued under the fixed designation B148;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 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 U.S.Department of Defense.1.Scope*1.1 This specification establishes requirements for sandcastings produced from copper-base alloys having the alloynumbers,2commercial designations,and nominal compositionsshown in Table 1.1.2 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 standard.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:3B208 Practice for Preparing Tension Test Specimens forCopper Alloy Sand,Permanent Mold,Centrifugal,andContinuous CastingsB824 Specification for General Requirements for CopperAlloy CastingsB846 Terminology for Copper and Copper AlloysB950 Guide for Editorial Procedures and Form of ProductSpecifications for Copper and Copper AlloysE8/E8M Test Methods for Tension Testing of Metallic Ma-terialsE10 Test Method for Brinell Hardness of Metallic MaterialsE18 Test Methods for Rockwell Hardness of Metallic Ma-terialsE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)3.Terminology3.1 For definitions of terms related to copper and copperalloys,refer to Terminology B846.4.General Requirements4.1 Material furnished under this specification shall con-form to the applicable requirements of Specification B824.5.Ordering Information5.1 Include the following specified choices when placingorders for product under this specification as applicable:5.1.1 ASTM designation and year of issue,5.1.2 Copper or Copper Alloy UNS.No.designation,5.1.3 Temper,must include optional Heat Treatment whenneeded,5.1.4 Dimensions,diameter,and wall thickness(For tube orpipe:specify either O.D./I.D.,O.D./Wall,or I.D./Wall unlessstandard size such as type K are ordered;for flat products:thickness,width,and edges;for rod,bar,or shapes:bydiameter or distance between parallel surfaces),5.1.5 Quantity of castings required,5.1.6 Intended applications,5.1.7 Specification title,number,and year of issue,5.1.8 Pattern or drawing number and condition(cast,machined,and so forth),5.1.9 Analysis of residual elements,if specified in thepurchase order(Specification B824),5.1.10 Pressure test requirements,if specified in the pur-chase order(Specification B824),5.1.11 Soundness requirements,if specified in the purchaseorder(Specification B824),5.1.12 Certification,if specified in the purchase order(Specification B824),5.1.13 Test report,if specified in the purchase order(Speci-fication B824),5.1.14 Witness inspection,if specified in the purchase order(Specification B824),5.1.15 Approval of weld procedure and records of repairs,ifspecified in the purchase order(Section 10),1This specification is under the jurisdiction ofASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.05 onCastings and Ingots for Remelting.Current edition approved April 1,2014.Published May 2014.Originallyapproved in 1941.Last previous edition approved in 2009 as B148 97(2009).DOI:10.1520/B0148-14.2The UNS system for copper and copper alloys(see Practice E527)is a simpleexpansion of the former standard designation system accomplished by the additionof a prefix“C”and a suffix“00.”The suffix can be used to accommodatecomposition variations of the base alloy.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.*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 5.1.16 ASME Boiler and Pressure Vessel Code4application(12.2 and Section 14),5.1.17 Castings for seawater service(6.2.3),and5.1.18 Product marking,if specified in the purchase order(Specification B824).5.2 When material is purchased for agencies of the U.S.Government,the Supplementary Requirements of this specifi-cation may be specified.6.Materials and Manufacture6.1 Materials:6.1.1 The material of manufacture shall be sand castings ofCopper Alloys,UNS No.C95200,C95300,C95400,C95410,C95500,C95520,C95600,C95700,C95800,C95820,C95900of such purity and soundness as to be suitable for processinginto the products prescribed herein.6.1.2 When specified in the contract or purchase order,thathea