1、June 2007DEUTSCHE NORM English price group 5No part of this translation may be reproduced without 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).ICS 25.160.20!$N:,“1432309w
2、ww.din.deDDIN 1732-3Filler metals for aluminium and aluminium alloys Part 3: Test pieces, test specimens, mechanical-technologicalproperties of all-weld metalSchweizustze fr Aluminium und Aluminiumlegierungen Teil 3: Prfstcke, Proben, mechanisch-technologische Mindestwerte des reinenSchweigutesSuper
3、sedesDIN 1732-3:1988-06www.beuth.deIn case of doubt, the German-language original should be consulted as the authoritative text.Translation by DIN-Sprachendienst.Document comprises 5 pages2 Foreword This standard has been prepared by NA 092-00-19 AA Schweien von Aluminium of the Normenausschuss Schw
4、eitechnik (NAS) (Welding Standards Committee). DIN 1732 Filler metals for aluminium and aluminium alloys comprises the following parts: Part 1: Composition, use and technical delivery conditions (withdrawn) Part 2: Testing by welded joints (withdrawn) Part 3: Test pieces, test specimens, mechanical-
5、technological properties of all-weld metal Amendments The following changes have been made to DIN 1732-3:1988-06: a) The standard has been generally revised and harmonized with European and International Standards. b) Table 1 has been modified. c) The designation of the position specified in 3.1 has
6、 been changed. Previous editions DIN 1732-3: 1988-06 DIN 1732-3:2007-06 DIN 1732-3:2007-06 3 1 Scope This standard covers the determination of the mechanical-technological properties of the all-weld metal deposited by filler metals for aluminium as in DIN EN ISO 18273 and DIN EN ISO 544. It describe
7、s the preparation of the test piece using different welding processes, and specifies minimum values for proof strength, tensile strength and elongation at break. NOTE The minimum mechanical-technological values determined on the basis of this standard are only of interest for technical delivery cond
8、itions and for a comparison of filler metals. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any a
9、mendments) applies. DIN 50125, Testing of metallic materials Tensile test pieces DIN EN 1597-1, Welding consumables Test methods Part 1: Test piece for all-weld metal test specimens in steel, nickel and nickel alloys DIN EN 10002-1, Metallic materials Tensile testing Part 1: Method of testing at amb
10、ient temperature DIN EN ISO 544, Welding consumables Technical delivery conditions for welding filler metals Type of DIN EN ISO 4063, Welding and allied processes Nomenclature of processes and reference numbers DIN EN ISO 6947, Welds Working positions Definitions of angles of slope and rotation DIN
11、EN ISO 18273, Welding consumables Wire electrodes, wires and rods for welding of aluminium and aluminium alloys Classification 3 Preparation of test pieces 3.1 General Test pieces shall be prepared in accordance with DIN EN 1597-1 taking the additional specifications given in 3.2 into account. If te
12、st pieces are prepared using a parent metal that is not of the same type as the filler metal and could thus influence the chemical composition of the weld metal in the test area, the groove surfaces and the backing strip shall be covered with three buffer layers of the filler metal to be tested. The
13、 test specimen shall be prepared using the flat position, PA, as in DIN EN ISO 6947. 3.2 Test pieces with filler metals used in gas-shielded welding 3.2.1 Test pieces with filler metals used in welding processes with a non-consumable electrode (Processes 15 (plasma arc welding) and 141 (TIG) as in D
14、IN EN ISO 4063) Test pieces shall be prepared in accordance with DIN EN 1597-1 using filler rods with a 4 mm diameter or wires with a 1,6 mm diameter. Tests using rods of other diameters shall be agreed upon with the manufacturer or supplier. product, dimensions, tolerances and marking (ISO 544:2003
15、) DIN 1732-3:2007-06 4 3.2.2 Test pieces with filler metals used in welding processes with a consumable electrode (Process 131 (MIG) as in DIN EN ISO 4063) Test pieces shall be prepared in accordance with DIN EN 1597-1 using wire electrodes having a 1,6 mm diameter. Tests using wire electrodes of ot
16、her diameters shall be agreed upon with the manufacturer or supplier. 4 Position and shape of test specimens The position and shape of test specimens shall be as in DIN EN 1597-1. 5 Testing Tensile testing shall be carried out as described in DIN EN 10002-1 at room temperature using a tensile specim
17、en as in DIN 50125. DIN 1732-3:2007-06 5 6 Minimum mechanical-technological values The minimum values for the proof strength, tensile strength and elongation at break of the all-weld metal deposited by filler metals for welding processes 15, 131 and 141 are specified in Table 1. Table 1 Minimum mech
18、anical-technological values for all-weld metals deposited in welding processes 15, 131 and 141 Filler metal material designation Proof strengthTensile strength Elongation at break Numerical Chemical Rp0,2N/mm2 RmN/mm2 A5% Al 1080A Al99,8 (A) 60 40 Al 1070 Al99,7 60 35 Al 1450 Al99,5Ti 20 65 35 Al 31
19、03 AlMn1 35 90 24 Al 5754 AlMg3 80 190 20 Al 5356A/Al 5356aAlMg5Cr(A) 120 250 18 Al 5249 AlMg2Mn0,8Zr 80 190 20 Al 5554 AlMg2,7Mn 100 215 18 Al 5183A/Al 5183aAlMg4,5Mn0,7(A) 130 275 18 Al 5187/Al 5087aAlMg4,5MnZr 140 285 18 Al 4043A AlSi5(A) 40 120 8 Al 4046 AlSi10Mg 70 140 4 Al 4047A 60 130 5 Al 2319 bAlCu6Mn 70 160 12 Al 4018 AlSi7Mg 80 140 2 Al 5556B/Al 5556AaAlMg5Mn 145 290 17 aVariants with maximum 0,000 3 % beryllium (instead of 0,000 5 %). b Mechanical properties (Rp0,2, Rm) can be considerably higher due to the effects of hardening, depending on the welding process used. AlSi12(A)
