1、Designation: B936 08B936 13Standard Specification forCopper-Chromium-Iron-Titanium Alloy Plate, Sheet, Stripand Rolled Bar1This standard is issued under the fixed designation B936; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, th
2、e 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.1. Scope*1.1 This specification establishes the requirements for Copper Alloy UNS No. C18080 for plate, sheet, strip, an
3、d rolled bar inalloy.bar.NOTE 1Since CopperAlloy UNS No. C18080 is frequently used in a variety of applications where yield strength and stress-corrosion resistance maybe critical, it is recommended that drawings or samples of the part to be fabricated and details of application be submitted for use
4、 in establishing temperand treatment of material.NOTE 2Copper Alloy UNS No. C18080 is covered by a patent. Interested parties are invited to submit information regarding the identification of analternative(s) to this patented item toASTM International headquarters. Your comments will receive careful
5、 consideration at a meeting of the responsibletechnical committee,1 which you may attend.1.2 UnitsThe values stated in inch-pound units are to be regarded as standard. The values given in parentheses aremathematical conversions to SI units that are provided for information only and are not considere
6、d standard.2. Referenced Documents2.1 The following documents of the issue in effect on the date of material purchase form a part of this specification to the extentreferenced herein:2.1 ASTM Standards:2B248 Specification for General Requirements for Wrought Copper and Copper-Alloy Plate, Sheet, Str
7、ip, and Rolled BarB248M Specification for General Requirements for Wrought Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled Bar(Metric)B601B846 Classification for Temper Designations for Terminology for Copper and Copper AlloysWrought and CastAlloysB846B950 Terminology for Guide for Editorial
8、 Procedures and Form of Product Specifications for Copper and Copper AlloysE8/E8M Test Methods for Tension Testing of Metallic MaterialsE62 Test Methods for Chemical Analysis of Copper and Copper Alloys (Photometric Methods) (Withdrawn 2010)3E76 Test Methods for Chemical Analysis of Nickel-Copper Al
9、loys (Withdrawn 2003)3E255 Practice for Sampling Copper and Copper Alloys for the Determination of Chemical CompositionE478 Test Methods for Chemical Analysis of Copper AlloysE1473 Test Methods for Chemical Analysis of Nickel, Cobalt, and High-Temperature Alloys3. General Requirements3.1 The followi
10、ng sections of SpecificationSpecifications B248 and B248M constitute a part of this specification:3.1.1 TerminologyDefinitions,3.1.2 Materials and Manufacturing,Manufacture,3.1.3 Workmanship, Finish, and Appearance,3.1.4 Sampling, except for chemical analysis,3.1.5 Number of Tests and Retests,3.1.6
11、Specimen Preparation,1 This specification is under the jurisdiction of ASTM Committee B05 on Copper and Copper Alloys and is the direct responsibility of Subcommittee B05.01 on Plate,Sheet, and Strip.Current edition approved Oct. 1, 2008Oct. 1, 2013. Published November 2008October 2013. Originally a
12、pproved in 2004. Last previous edition approved in 20052008as B936 04B936 08.1. DOI: 10.1520/B0936-08.10.1520/B0936-13.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer t
13、o the standards Document Summary page on the ASTM website.3 The last approved version of this historical standard is referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previ
14、ous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Chan
15、ges section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States13.1.7 Test Methods, except for chemical analysis,3.1.8 Significance of Numerical Limits,3.1.9 Inspection,3.1.10 Rejection and Rehearing,3.1
16、.11 Certification,3.1.12 Mill Test Reports (Mill),Report,3.1.13 Packaging and Package Marking, and3.1.14 Supplementary Requirements.3.2 In addition, when a section with a title identical to that referenced in 3.1 appears in this specification, it contains additionalrequirements which supplement thos
17、e appearing in SpecificationSpecifications B248 and B248M.4. Terminology4.1 DefinitionsFor definitions of terms used in this specification, refer to Terminology B846.5. Ordering Information5.1 Contracts or purchase orders for product under this specification should include the following information:
18、5.1.1 ASTM designation and year of issue (for example, issue,B936 XX),5.1.2 Copper Alloy UNS No. designation (for example, C18080),designation,5.1.3 Temper (see Section (Section 8),5.1.4 Dimensions, that is, thickness, width, length, and so forth edges (see Section 13),5.1.5 Form, that is, plate, sh
19、eet, strip, or rolled bar,5.1.5 How furnished, that is, coils, specific lengths or stock lengths, with or without ends, furnished: straight lengths or coils,5.1.6 Quantity, that is, total weight each form, temper, and total weight or total length or number of pieces of each size, and5.1.7 Whether ma
20、terial is purchased for agencies of the U.S. government (see Section 12).5.2 The following options are available under this specification and should be specified in the contract or purchase order whenrequired:5.2.1 Type of edge, that is, slit, sheared, sawed, square corners, round corners, rounded e
21、dges, or full rounded edges, and5.2.2 Width and straightness tolerances (see Section 13).6. Materials and Manufacture6.1 Material:6.1.1 The material of manufacture shall be a cast form (cast bar, cake, slab, and so forth, etc.) of CopperAlloy UNS No. C18080of such purity and soundness as to be suita
22、ble for process in to processing into the products prescribed herein.6.1.2 In the event When specified in the contract or purchase order that heat identification or traceability is required, thepurchaser shall specify the details desired.NOTE 3Due to the discontinuous nature of the processing of cas
23、tings into wrought products, it is not always practical to identify a specific castinganalysis with a specific quantity of finished material.6.2 Manufacture:6.2.1 The product shall be manufactured by such hot working, cold working, and annealing processes as to produce a uniformwrought structure in
24、the finished product.6.2.2 The product shall be hot-hot or cold-worked cold worked to the finished size and subsequently annealed,annealed whenrequired, to meet the temper properties specified.6.2.3 EdgesSlit edges shall be furnished unless otherwise specified in the contract or purchase order.7. Ch
25、emical Composition7.1 The material shall conform to the chemical composition requirements specified in Table 1.7.2 These composition limits do not preclude the presence of other elements. Limits By agreement between the manufacturerand purchaser, limits may be established and analysis required for u
26、nnamed elements by agreement between the manufacturer andthe purchaser.elements.7.3 For alloys in which copper is listed as “Remainder,” copper is the difference between the sum of results of all elementsdetermined and 100 %. When all elements in Table 1Table 1 are determined, the sum of the results
27、 shall equal at least 99.8 %.be99.8 % min.8. Temper8.1 Products fabricated from these alloys are available in the tempers listed The standard tempers for products described in thisspecification are given in Table 2 as defined in Classification B601.B936 1328.1.1 Mill Hardened (TM)The standard temper
28、s for mill-hardened material are as designated in Table 2 with the prefix “TM”.Former designations and the standard designations as defined in Classification B601 are shown.8.1.2 Precipitation Heat Treated, Cold Worked, and Thermal Stress Relieved (TR)The standard tempers for precipitation heattreat
29、ed, cold worked, and thermal stress relieved material are designated in Table 2 with the prefix “TR.” Former designations andthe standard designations as defined in Classification B601 are shown.NOTE 4The properties for product in special or nonstandard tempers are subject to negotiation between the
30、 manufacturer and the purchaser.9. Physical PropertiesProperty Requirements9.1 The electrical resistivity and conductivity of Copper Alloy UNS No. C18080 is listed in Table 3 for informationonly.Electrical Resistivity Requirement:9.1.1 The electrical resistivity and conductivity of Copper Alloy UNS
31、No. C18080 is listed in Table 3 for information only.9.2 The density of Copper Alloy UNS No. C18080 is given in Specifications B248 and B248M.10. Mechanical PropertiesProperty Requirements10.1 Yield Strength Requirements : Requirements:TABLE 1 Chemical RequirementsElementComposition, %Copper Alloy U
32、NS No.C18080Copper RemainderChromium 0.20-0.7Silicon 0.01-0.10Titanium 0.01-0.15Silver 0.01-0.30Iron 0.02-0.20TABLE 1 Chemical RequirementsElementComposition, %Copper Alloy UNS No.C18080Copper RemainderChromium 0.20-0.7Silicon 0.01-0.10Titanium 0.01-0.15Silver 0.01-0.30Iron 0.02-0.20TABLE 2 Yield St
33、rength Requirements for Copper AlloyUNS No. C18080TemperDesignationApproximateTensileStrengthYield Strengthat 0.2 % OffsetApproximateRockwellHardnessTemperDesignationApproximateTensileStrengthYield Strengthat 0.2 % OffsetApproximateRockwellHardnessKsiA (MPaB ) KsiA (MPaB )min.Rockwell B Superficial3
34、0TKsiA (MPaB ) KsiA (MPaB )min.Rockwell B Superficial30Tmin. maxTM04 70 (480) 81 (560) 65 (450) 76-86 67-74TM08 78 (540) 91 (630) 75 (520) 80-89 70-76TR08 75 (520) 91 (630) 72 (500) 78-89 69-76A ksi = 1000 psi.B See Appendix X1.TABLE 3 Electrical ResistivityTemper Copper Alloy UNS No. C18080Temper C
35、opper Alloy UNS No. C18080Electrical Resistivityat 20C (68 F),Equivalent Conductivityat 20C (68 F),Electrical Resistivityat 68F (20C),Equivalent Conductivityat 68F (20C),g/m % IACSg/m % IACSTM04, TM08, TR08 0.19165 nominal 80 nominalB936 13310.1.1 Product furnished under this specification will conf
36、orm to the 0.2 % offset yield strength requirements prescribed inTable 2 when tested in accordance with Test Methods E8/E8M.10.1.2 Acceptance or rejection based upon mechanical properties shall depend only on 0.2 % offset yield strength.10.2 Tensile Strength Requirements : Requirements:10.2.1 The ap
37、proximate Tensile Strength values given in Table 2 are for general information and assistance in testing, and shallnot be used as a basis for product rejection.10.3 Rockwell Hardness Requirements : Requirements:10.3.1 The approximate Rockwell hardness values given in Table 2 are for general informat
38、ion and assistance in testing, andshall not be used as a basis for product rejection.NOTE 5The Rockwell hardness test offers a quick and convenient method of checking for general conformity to the specification requirements fortemper, tensile strength, and grain size.11. Other Requirements11.1 Purch
39、ases for U.S. Government AgenciesWhen identified in the contract or purchase order, product purchased foragencies of the U.S. government shall conform to the special government requirements stipulated in the supplemental requirementsgiven in SpecificationSpecifications B248. and B248M.12. Dimension,
40、Dimensions, Mass, and Permissible VariationsVariation12.1 The dimensions and tolerances for product described by this specification shall be as specified in SpecificationSpecifi-cations B248 and B248M with particular reference to the following tables and related paragraphs in that specification: par
41、agraphs:12.1.1 ThicknessTolerances, Table 1.12.1.2 Width:12.1.2.1 Tolerances for Slit Metal and Slit Metal with Rolled EdgesTable 4.12.1.2.2 Tolerances for Square Sheared MetalTable 5.12.1.2.3 Tolerances for Sawed MetalTable 6.12.1.3 Length:12.1.3.1 Tolerances Length Tolerance for Straight LengthsTa
42、ble 7.12.1.3.2 Schedule offor Minimum Lengths with EndsTable 8.12.1.3.3 Tolerances Length Tolerance for Square Sheared MetalTable 9.12.1.3.4 Tolerances Length Tolerance for Sawed MetalTable 10.12.1.4 Straightness:12.1.4.1 Tolerances for Slit Metal or Slit Metal Either Straightened or Edge RolledTabl
43、e 11,12.1.4.2 Tolerances for Squared-Sheared Square-Sheared MetalTable 12.12.1.4.3 Tolerances for Sawed MetalTable 13.12.1.5 Edges: Edges Contours:12.1.5.1 Tolerances for Radius of Square EdgesSquare CornersTable 14.12.1.5.2 Tolerances for Radius of Round CornersTable 15.12.1.5.3 Tolerances for Radi
44、us of Rounded EdgesTable 16.12.1.5.4 Tolerances for Radius of Full-Rounded EdgesTable 17.13. Sampling13.1 Chemical Analysis: Refer to Sampling section in Specifications B248 and B248M.13.1.1 The sample for chemical analysis shall be taken from the pieces selected and combined into one composite samp
45、le inaccordance with Practice E255 for product in its final form. The minimum weight of the composite sample shall be 150 g.13.1.2 Instead of sampling in accordance with Practice E255, the manufacturer shall have the option of taking samples at thetime the castings are poured or by taking samples fr
46、om the semi-finished product.13.1.2.1 When composition of the material has been determined during the course of manufacture, sampling of the finishedproduct by the manufacturer is not required.13.1.3 The number of samples to be taken for determination of chemical composition shall be as follows:13.1
47、.3.1 When sampled at the time the castings are poured, at least one sample shall be taken for each group of castings pouredfrom the same source of molten metal.13.1.3.2 When sampled from the semi-finished product, at least one sample shall be taken to represent each 10 000 lb, orfraction thereof, ex
48、cept that not more than one sample shall be required per piece.13.1.3.3 Only one sample need be taken from the semi-finished product of one cast bar from a single furnace melt chargecontinuously processed.B936 13414. Test Methods14.1 Chemical AnalysisAnalysis: Chemical composition shall, in case of
49、disagreement, be determined as follows:Element ASTM Test MethodChromium E1473Titanium E1473Copper E478Iron E76 (AA)Silicon E62Silver E478Element ASTM Test MethodChromium E1473Titanium E1473Copper E478Iron E76 (AA)Silicon E62Silver E47814.1.1 In cases of disagreement, test methods for chemical analysis shall be subject to agreement between the manufacturer orsupplier and purchaser.14.1.2 Test method(s) to be followed for the determination of element(s) resulting from contractual or purchase order agreementshall be as agreed upon bet
