1、ICS 77.120.40Nickelknetlegierungen mit Kupfer ZusammensetzungIn keeping with current practice in standards published by the International Organization for Standardization(ISO), a comma has been used throughout as the decimal marker.Ref. No. DIN 17743 : 2002-09English price group 05 Sales No. 000503.
2、03DEUTSCHE NORM September 200217743 No part of this translation may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Translation by DIN-Sprachendiens
3、t.In case of doubt, the German-language original should be consulted as the authoritative text.Wrought nickel-copper alloysChemical compositionContinued on pages 2 and 3.SupersedesFebruary 1983 edition.ForewordThis standard has been prepared by the Normenausschuss Nichteisenmetalle (Nonferrous Metal
4、s StandardsCommittee), Technical Committee Nickelwerkstoffe.See Other relevant standards for further standards covering the composition of nickel alloys.AmendmentsThis standard differs from the February 1983 edition in that it has been revised in form and substance (withthe chemical composition bein
5、g updated) and grade NiCu30FeS nickel has been included.Previous editionsDIN 1727: 1944-01; DIN 17743: 1963-06, 1973-01, 1983-02.1 ScopeThis standard specifies the chemical composition of wrought nickel-copper alloys as used for semi-finishedproducts and provides information about the forms normally
6、 supplied.ContentsPage1 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Normative references . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Designation . . . . . . . . . . . . . . . . .
7、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Chemical composition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Forms supplied . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Chem
8、ical analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Rounding of results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Other relevant standards . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9、 . . . . . . . . . . . . . . . 3Page 2DIN 17743 : 2002-092 Normative referencesThis standard incorporates, by dated or undated reference, provisions from other publications. These norma-tive references are cited at the appropriate places in the text and the titles of the publications are listed belo
10、w.For dated references, subsequent amendments to or revisions of any of these publications apply to thisstandard only when incorporated in it by amendment or revision. For undated references, the latest edition ofthe publication referred to applies.DIN 17750 Nickel and wrought nickel alloy sheet, pl
11、ate and strip Requirements and testingDIN 17751 Nickel and wrought nickel alloy pipes and tubes Requirements and testingDIN 17752 Nickel and wrought nickel alloy bars and rod Requirements and testingDIN 17753 Nickel and wrought nickel alloy wire Requirements and testingISO 31-0 : 1992 Quantities and
12、 units Part 0: General principles3 DesignationWrought nickel-copper alloys shall be designated using either the name of the grade or its material number.EXAMPLE:Designation of a grade NiCu30Fe nickel alloy (material number: 2.4360):Nickel DIN 17743 NiCu30FeorNickel DIN 17743 2.43604 Chemical composi
13、tionThe chemical composition of wrought nickel-copper alloys shall be as specified in table 1.Table 1: Chemical composition of wrought nickel-copper alloys1) The maximum cobalt content may be 1%.2) For information only.Nickel gradeNameMaterialnumberPercentages by massApprox.densitying/cm32)Min.Max.M
14、in.Max.Min.Max.Min.Max.1)5 Forms suppliedWrought nickel-copper alloys may be supplied in the forms specified in table 2, with the semi-finished productsconforming to DIN 17750 (sheet, plate and strip), DIN 17751 (pipes and tubes), DIN 17752 (bars and rod), orDIN 17753 (wire).Page 3DIN 17743 : 2002-0
15、9Table 2: Forms of nickel-copper alloys suppliedNickel gradeNameMaterialnumberApplicationNOTE: There are no DIN Standards specifying the products marked (X). The properties of products marked Xare dealt with in the standards given in clause 5.Product formStripSheet,platePipes,tubesBars,rodWire Forgi
16、ngsCorrosion-resistantcomponentsCorrosion-resis-tant materials,for machiningSuitable forage hardening,corrosion-resistantmaterials andknives6 Chemical analysisThe analytical method used to establish the chemical composition shall be at the manufacturers discretion. Incases of doubt, the latest metho
17、d is to be used.When expressing the result, the rules given in clause 7 are to be followed.7 Rounding of resultsRounding of results obtained from the chemical analysis (by measurement or calculation) shall be based onAnnex B of ISO 31-0. Rounding shall be carried out in a single stage to the same nu
18、mber of places as is givenin table 1.The following rules are to be complied with:a) if the figure after the last decimal place to which the value is to be expressed is less than 5, this figureshall be deleted;b) if the figure after the last decimal place to which the value is to be expressed is 5 or
19、 higher, the figure isto be deleted and the last decimal place shall be increased by 1.Other relevant standardsDIN 17740 Wrought nickel Chemical compositionDIN 17741 Low-alloy wrought nickel alloys Chemical compositionDIN 17742 Wrought nickel-chromium alloys Chemical compositionDIN 17744 Wrought nickel-chromium-molybdenum alloys Chemical compositionDIN 17745 Wrought nickel-iron alloys Chemical composition
