SIST EN 14532-3:2005

Welding consumables - Test methods and quality requirements - Part 3: Conformity assessment of wire electrodes, wires and rods for welding of aluminium alloys

This document describes the basic verification tests, the testing methods, the amount of testing and the requirements for the qualification of wire electrodes, wires and rods for welding of aluminium.
NOTE   Additional information is given in Annex I.

Schweißzusätze - Prüfverfahren und Qualitätsanforderungen - Teil 3: Konformitätsbewertung von Drahtelektoden, Drähte und Stäbe zum Schweißen von Aluminiumlegierungen

Dieses Dokument beschreibt die Grund-Eignungsprüfungen, die Prüfverfahren, den Umfang an Prüfungen
und die Anforderungen für die Zulassung von Drahtelektroden, Schweißdrähten und Schweißstäben für das
Schweißen von Aluminium.
ANMERKUNG Zusätzliche Informationen werden in Anhang I gegeben.

Produits consommables pour le soudage - Méthodes d'essai et exigences de qualité - Partie 3: Evaluation de la conformité des fils électrodes, fils et baguettes pour le soudage des alliages d'aluminium

Le présent document décrit les essais de vérification de base, les méthodes d?essai, la quantité d?essais et les
exigences pour l?agrément des fils électrodes, fils et baguettes pour le soudage de l?aluminium.
NOTE Des informations complémentaires sont données a l?Annexe I.

Dodajni materiali za varjenje - Preskusne metode in zahteve po kakovosti - 3. del: Ocenjevanje skladnosti žičnih elektrod, žic in palic za varjenje aluminijevih zlitin

General Information

• Status: Published
• Publication Date: 28-Feb-2005
• ICS: 25.160.20 - Welding consumables
• ICS: 77.120.10 - Aluminium and aluminium alloys
• Technical Committee: VAR - Welding
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 01-Mar-2005
• Due Date: 01-Mar-2005
• Completion Date: 01-Mar-2005
• Ref Project: EN 14532-3:2004 - Welding consumables - Test methods and quality requirements - Part 3: Conformity assessment of wire electrodes, wires and rods for welding of aluminium alloys

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Schweißzusätze - Prüfverfahren und Qualitätsanforderungen - Teil 3: Konformitätsbewertung von Drahtelektoden, Drähte und Stäbe zum Schweißen von AluminiumlegierungenProduits consommables pour le soudage - Méthodes d'essai et exigences de qualité - Partie 3: Evaluation de la conformité des fils électrodes, fils et baguettes pour le soudage des alliages d'aluminiumWelding consumables - Test methods and quality requirements - Part 3: Conformity assessment of wire electrodes, wires and rods for welding of aluminium alloys77.120.10Aluminij in aluminijeve zlitineAluminium and aluminium alloys25.160.20Potrošni material pri varjenjuWelding consumablesICS:Ta slovenski standard je istoveten z:EN 14532-3:2004SIST EN 14532-3:2005en01-marec-2005SIST EN 14532-3:2005SLOVENSKI
STANDARD



SIST EN 14532-3:2005



EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14532-3November 2004ICS 25.160.20English versionWelding consumables - Test methods and quality requirements -Part 3: Conformity assessment of wire electrodes, wires androds for welding of aluminium alloysProduits consommables pour le soudage - Méthodesd'essai et exigences de qualité - Partie 3: Evaluation de laconformité des fils électrodes, fils et baguettes pour lesoudage des alliages d'aluminiumSchweißzusätze - Prüfverfahren undQualitätsanforderungen - Teil 3: Konformitätsbewertungvon Drahtelektoden, Drähte und Stäbe zum Schweißen vonAluminiumlegierungenThis European Standard was approved by CEN on 14 October 2004.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2004 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14532-3:2004: ESIST EN 14532-3:2005



EN 14532-3:2004 (E) 2 Contents
page Foreword.4 1 Scope.6 2 Normative references.6 3 Terms and definitions.7 4 Applicable procedures for conformity assessment.7 5 Type qualification test.7 5.1 General.7 5.2 Necessary information.7 5.3 Testing of the product.7 5.3.1 Testing to demonstrate applicability.7 5.3.2 Sampling for verification of product physical characteristics.8 5.3.3 Chemical composition of the product.8 5.3.4 Marking of products.8 6 Testing.8 6.1 Testing of deposited metal.8 6.1.1 General.8 6.1.2 Parent metals.8 6.1.3 Type and dimensions of the test piece.8 6.1.4 Welding conditions.9 6.2 Testing of welded joints.10 6.2.1 Parent metals.10 6.2.2 Type and dimensions of the test pieces.10 6.2.3 Welding conditions.11 6.2.4 Destructive tests.12 7 Retests.14 8 Range of qualification.14 8.1 Parent metals.14 8.2 Welding positions.14 8.3 Current and polarity.14 8.4 Diameter range.14 8.5 Maximum temperature.14 8.6 Minimum temperature.14 8.7 Material thickness.14 9 Type qualification test report.14 10 Certificate.15 11 Extension of the range of qualification.15 12 Modification of the welding consumable.15 13 Transfer of qualification.15 14 Prolongation of qualification.15 Annex A (informative)
Type qualification tests – Overview.16 Annex B (normative)
Roughness of the product.17 Annex C (normative)
Parent metal groups.18 Annex D (informative)
Suggested qualification test report.20 SIST EN 14532-3:2005



EN 14532-3:2004 (E) 3 D.1 Extent of qualification applied for by manufacturer.20 D.1.1 Parent metals.20 D.1.2 Product dimensions.20 D.1.3 Type of current and polarity.20 D.1.4 Welding positions.20 D.1.5 Other specific product information.20 D.2 Manufacturer's data.20 D.2.1 Scope of qualification applied for by the manufacturer or supplier.20 D.2.2 Brand and product name, marking where applicable.20 D.2.3 EN standard designation.20 D.2.4 Limits of chemical composition of the product.20 D.3 Testing.20 D.3.1 Testing of product.20 D.3.2 Testing of deposited metal.20 D.3.3 Testing of welded joint(s).21 D.3.4 Review of manufacturer's internal test results.21 D.4 Special tests at the manufacturer's request.21 D.5 Evaluation of conformity and issue of appropriate certificates.21 D.6 Statement that the certificate is only valid as long as the product is manufactured within the limits tested.21 D.7 Documentation of the product.21 Annex E (informative)
Type qualification certificate.22 Annex F (informative)
Transfer of qualification – Application.23 Annex G (informative)
Transfer of qualification – Declaration of identity.24 Annex H (normative)
Prolongation of qualification – Manufacturer's tests.25 Annex I (informative)
Qualification under the supervision of the test body.26 I.1 Introduction.26 I.2 Conformity of the product.26 I.3 Marking of products.26 I.4 Certificate.26 I.5 Transfer of qualifications.26 I.6 Prolongation of the type qualification of welding consumables.27 I.7 Dormant welding consumables type qualification.27 Bibliography.28
SIST EN 14532-3:2005



EN 14532-3:2004 (E) 4 Foreword This document (EN 14532-3:2004) has been prepared by Technical Committee CEN/TC 121 “Welding”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. This document consists of the following parts: EN 14532-1, Welding consumables — Test methods and quality requirements — Part 1: Primary methods and conformity assessment of consumables for steel, nickel and nickel alloys EN 14532-2, Welding consumables — Test methods and quality requirements — Part 2: Supplementary methods and conformity assessment of consumables for steel, nickel and nickel alloys EN 14532-3, Welding consumables — Test methods and quality requirements — Part 3: Conformity assessment of wire electrodes, wires and rods for welding of aluminium alloys According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
SIST EN 14532-3:2005



EN 14532-3:2004 (E) 5 Introduction This document proposes harmonised verification test conditions for the qualification of welding consumables for aluminium. The responsibility to identify the extent of the tests to be carried out lies with the manufacturer/supplier on the basis of his assessment of the market requirements. It should be noted that tests in accordance with this document are made in a way, which is not necessarily representative of a real welded structure.
The requirements for the qualification of welding consumable manufacturers, suppliers and distributors are given in EN 12074. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 6
1 Scope This document describes the basic verification tests, the testing methods, the amount of testing and the requirements for the qualification of wire electrodes, wires and rods for welding of aluminium. NOTE Additional information is given in Annex I. 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 amendments) applies. EN 439, Welding consumables — Shielding gases for arc welding and cutting EN 515, Aluminium and aluminium alloys — Wrought products — Temper designations EN 573-3, Aluminium and aluminium alloys — Chemical composition and form of wrought products — Part 3: Chemical composition EN 895, Destructive tests on welds in metallic materials — Transverse tensile test EN 1011-4:2000, Welding — Recommendations for welding of metallic materials — Part 4: Arc welding of aluminium and aluminium alloys
EN 1320, Destructive tests on welds in metallic materials — Fracture test EN 1321, Destructive tests on welds in metallic materials — Macroscopic and microscopic examination of welds EN 1435, Non-destructive examination of welds — Radiographic examination of welded joints EN 10204, Metallic products — Type of inspection documents EN 14532-1:2004, Welding consumables — Test methods and quality requirements — Part 1: Primary methods and conformity assessment of consumables for steel, nickel and nickel alloys EN 30042, Arc-welded joints in aluminium and its weldable alloys — Guidance on quality levels for imperfections (ISO 10042:1992) EN ISO 544, Welding consumables — Technical delivery conditions for welding filler metals —Type of product, dimensions, tolerances and markings (ISO 544:2003) EN ISO 6520-1, Welding and allied processes — Classification of geometric imperfections in metallic materials — Part 1: Fusion welding (ISO 6520-1:1998) EN ISO 6947, Welds — Working positions — Definitions of angles of slope and rotation (ISO 6947:1993) EN ISO 18273, Welding consumables — Wire electrodes, wires and rods for welding of aluminium and aluminium alloys — Classification (ISO 18273:2004) CR ISO 15608, Welding — Guidelines for a metallic material grouping system (ISO/TR 15608:2000) SIST EN 14532-3:2005



EN 14532-3:2004 (E) 7 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 14532-1:2004 and the following apply. 3.1 bead on plate single run made with a filler metal on the surface of a parent material 3.2 deposited metal filler metal that has been added during welding 4 Applicable procedures for conformity assessment The procedures for conformity assessment are described below. Tests and evaluation for the qualification of welding consumables are given in Clauses 5 to 9 and they are carried out under the manufacturer's or supplier's trade designation. The manufacturer or supplier shall declare the conformity of the product on the label. NOTE Additional information is given in Annex I. 5 Type qualification test 5.1 General The compliance of a welding consumable with this document shall be demonstrated by a type qualification test and ongoing control to ensure consistent quality. The type qualification test (see Annex A) shall consist of:  testing of the product (see 5.3);  testing of deposited metal (see 6.1);  testing of welded joints (see 6.2). 5.2 Necessary information The following product information shall be documented:  scope of qualification;  brand and product name;  European Standard designation;  manufacturer's limits of chemical composition of the product; these shall not exceed the values given in EN ISO 18273. 5.3 Testing of the product 5.3.1 Testing to demonstrate applicability The manufacturer shall define the range of testing to demonstrate applicability. The range of qualification shall be subdivided with relevant information as follows: SIST EN 14532-3:2005



EN 14532-3:2004 (E) 8  materials (parent metals);  heat treatment (if requested);  shielding gas. 5.3.2 Sampling for verification of product physical characteristics The sizes and dimensions of welding consumables involved in the qualification test shall be examined in accordance with EN ISO 544. The roughness shall be examined in accordance with Annex B. 5.3.3 Chemical composition of the product The manufacturer shall document that the chemical composition of the solid wire welding consumable meets the requirements of the product specification and the limits given in EN ISO 18273. For the purpose of qualifying a welding consumable it is sufficient to identify the shielding gas in accordance with EN 439. 5.3.4 Marking of products The marking of the product and the packaging shall be in accordance with EN ISO 544. When other markings replacing the product name are used, such markings shall be unique and unambiguous and are entered into the qualification certificate. 6 Testing 6.1 Testing of deposited metal 6.1.1 General This test applies on wires and is achieved by MIG process whatever is the final process, for rods TIG process may be used. 6.1.2 Parent metals One test piece shall be prepared with a plate of wrought parent metal selected from Table C.1. Test plate material shall have a certification, e.g. in accordance with EN 10204. 6.1.3 Type and dimensions of the test piece The actual length shall be sufficient to allow the welding process to stabilise. The test piece(s) shall be at least 300 mm x 150 mm x 5 mm. The test piece edges may be bevelled and a backing piece may be attached. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 9 6.1.4 Welding conditions 6.1.4.1 General On carrying out the deposited metal test, the following welding conditions shall be observed. 6.1.4.2 Welding position Multiple runs shall be deposited in flat position (PA) according to EN ISO 6947. Alternatively a bead on plate in flat position (PA) according to EN ISO 6947 shall be used for the test. 6.1.4.3 Welding parameters The deposit shall be carried out with welding parameters as recommended by the manufacturer. 6.1.4.4 Interpass temperature The interpass temperature shall be in accordance with EN 1011-4:2000, Clause 18, Table 1. 6.1.4.5 Consumable diameters Each diameter to be qualified shall be tested. 6.1.4.6 Shielding gases For welding the test piece any gas of group I of EN 439 may be used. 6.1.4.7 Non-destructive test The test piece shall be subjected to a radiographic examination in accordance with EN 1435 class B. Alternatively the test piece shall be subjected to a fracture test in accordance with EN 1320. Where backing material is used it shall be removed prior to radiography (or fracture test). The central portion of weld (minimum 100 mm) should be considered for the test. Assessment shall be limited to all forms of the following:  cracks (100 in accordance with EN ISO 6520-1). Crater cracks (104 in accordance with EN ISO 6520-1) shall be disregarded;  porosity (2011 to 2016 in accordance with EN ISO 6520-1);  inclusions (303, 304 in accordance with EN ISO 6520-1). Tungsten inclusions shall be disregarded. Acceptance criteria for radiography (or fracture test) shall be in accordance with EN 30042 level B. In the case of a bead on plate the s value (see Figure 1) shall be determined by a macrographic examination in accordance with EN 1321. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 10
NOTE The s value includes the deposited metal and the fused parent material. Figure 1 — Test piece If the results of the NDT are not acceptable a new test piece shall be subjected to NDT. Should these results be unacceptable the product shall be subject to reconsideration. 6.2 Testing of welded joints 6.2.1 Parent metals Test pieces shall be prepared with a parent metal selected from Table C.1. For materials not mentioned in this table guidance is given in EN 1011-4. Test plate material shall have a certification, e.g. in accordance with EN 10204. 6.2.2 Type and dimensions of the test pieces The actual length shall be sufficient to allow the welding process to stabilise and the specimens required and any retest specimens, see Figure 2. The width of the welded test pieces shall be sufficient to permit the necessary test specimens to be prepared. Joint edges may be bevelled. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 11
Key a Minimum value 150 mm b Minimum value 330 mm t = 3 mm minimum in case of rods; t = 10 mm minimum in case of wires Figure 2 — Test piece for a butt weld in plate 6.2.3 Welding conditions 6.2.3.1 General In order to avoid a high cooling rate, the test piece may be thermally insulated from any metallic part. On carrying out the test welds, the following welding conditions shall be observed. 6.2.3.2 Interpass temperature The interpass temperature shall be in accordance with EN 1011-4:2000, Clause 18, Table 1. 6.2.3.3 Welding position One weldment in flat position (PA) according to EN ISO 6947 shall be used for the tests. 6.2.3.4 Welding parameters Welding of the joint shall be carried out with welding parameters as recommended by the manufacturer. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 12 6.2.3.5 Consumable diameters The diameters to be used for the test are given in Table 1. Table 1 — Consumable diameters Type of welding consumable Range of qualification, diameter
mm Diameter to be used for the flat position (PA) testa mm Rods for tungsten inert gas welding 1,6 to 4,0 3,2 Wire electrodes for gas shielded metal arc welding 0,8 to 1,6 1,2 a In case of diameters outside the range of qualification, only the smallest and the largest diameters shall be tested to qualify the new range of diameters.
6.2.3.6 Shielding gases For welding of test piece any gas of group I of EN 439 may be used. 6.2.3.7 Number of test pieces One butt weld shall be used for the tests. 6.2.3.8 Number of test specimens The following test specimens shall be taken from each test piece as required in 6.2.4.  2 transverse tensile test specimens according to EN 895;  1 macro section according to EN 1321. 6.2.4 Destructive tests 6.2.4.1 Tensile tests Transverse tensile test specimens according to EN 895 with a gauge length Lv (welded area plus at least 80 mm) shall be used. The tensile strength and the location of the fracture shall be determined. If the fracture is located in the weld, then the tensile strength of the test specimen shall not be less than the corresponding specified minimum value for the parent metal required in the relevant standard, in the "O" condition for groups 21 and 22, see Table 2. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 13 The tensile strength [Rm(w)] of the welded test specimen in the post-weld condition shall satisfy the following requirement: Rm(w) = Rm(pm) x T where Rm(pm) is the specified minimum tensile strength of the parent metal required in the relevant standard; T is the joint efficiency factor. For combinations between different alloys the lowest individual Rm(w) value shall be achieved. Table 2 — Efficiency for tensile strength of welded joint Material group
or sub-group
(see Table C.1) Temper condition of parent metal before welding a b
Post weld condition
(pm)R(w)RTmm= 21 All temper conditions As welded 1,0 c 22 All temper conditions As welded 1,0 c 23.1 T4 Natural ageing 0,7
T4 Artificial ageing 0,7 d
T5 and T6 Natural ageing 0,6
T5 and T6 Artificial ageing 0,7
23.2 T4 Natural ageing 0,95
T4 Artificial ageing 0,75 d
T6 Natural ageing 0,75
T6 Artificial ageing 0,75
Other alloys All temper conditions — e — e a Shall be according to EN 515. b For parent metal in other tempers not shown in the table, Rm(w) shall be in accordance with the design specification. c
Rm(pm) is based on the specified minimum tensile strength of the "O" condition, irrespective of the actual parent metal temper used for the test. d When the test pieces are artificially aged after welding and prior to testing, the efficiency factor T applies to the T6 parent metal condition. e The post weld ageing conditions and Rm(w) shall be in accordance with the design specification.
6.2.4.2 Macroscopic examination A transverse macro section shall be taken from the test piece and documented by photograph. The macro section of the welded joint shall show a complete, weld build-up and complete fusion of the weld in accordance with EN 30042, level B. SIST EN 14532-3:2005



EN 14532-3:2004 (E) 14 7 Retests If the results of any test fail to meet the requirement, that test shall be repeated twice. The results of both retests shall meet the requirement. Specimens for retest may be taken from the original test assembly or from a new test assembly using parent metals of the same type, welding consumables from the same production lot and the same welding procedure as used for the first test assembly. If the results of one or both retests fail to meet the requirement, the material under test shall be considered as not meeting the requirements of this specification for that classification. In the event that, during preparation or after completion of any test, it is clearly determined that prescribed or proper procedures were not followed in preparing the weld t
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