NF EN ISO 2560

NF EN ISO 2560

December 2009
Standard Cancelled

Welding consumables - Covered electrodes for manual metal arc welding of non-alloy and fine grain steels - Classification

ISO 2560:2009 specifies requirements for classification of covered electrodes and deposited metal in the as-welded condition and in the post-weld heat-treated condition for manual metal arc welding of non-alloy and fine grain steels with a minimum yield strength of up to 500 MPa or a minimum tensile strength of up to 570 MPa. ISO 2560:2009 is a combined specification providing for classification utilizing a system based upon the yield strength and the average impact energy of 47 J of all-weld metal, or utilizing a system based upon the tensile strength and the average impact energy of 27 J of all-weld metal. Paragraphs and tables which carry the suffix letter “A” are applicable only to covered electrodes classified to the system based upon the yield strength and the average impact energy of 47 J of all‑weld metal in ISO 2560:2009. Paragraphs and tables which carry the suffix letter “B” are applicable only to covered electrodes classified to the system based upon the tensile strength and the average impact energy of 27 J of all‑weld metal in ISO 2560:2009. Paragraphs and tables which do not have either the suffix letter “A” or the suffix letter “B” are applicable to all covered electrodes classified in ISO 2560:2009.

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Main informations

Collections

National standards and national normative documents

Publication date

December 2009

Number of pages

38 p.

Reference

NF EN ISO 2560

ICS Codes

25.160.20   Welding consumables

Classification index

A81-309

Print number

1 - 14/12/2009

International kinship

European kinship

EN ISO 2560:2009
Sumary
Welding consumables - Covered electrodes for manual metal arc welding of non-alloy and fine grain steels - Classification

ISO 2560:2009 specifies requirements for classification of covered electrodes and deposited metal in the as-welded condition and in the post-weld heat-treated condition for manual metal arc welding of non-alloy and fine grain steels with a minimum yield strength of up to 500 MPa or a minimum tensile strength of up to 570 MPa.

ISO 2560:2009 is a combined specification providing for classification utilizing a system based upon the yield strength and the average impact energy of 47 J of all-weld metal, or utilizing a system based upon the tensile strength and the average impact energy of 27 J of all-weld metal.

Paragraphs and tables which carry the suffix letter “A” are applicable only to covered electrodes classified to the system based upon the yield strength and the average impact energy of 47 J of all‑weld metal in ISO 2560:2009.

Paragraphs and tables which carry the suffix letter “B” are applicable only to covered electrodes classified to the system based upon the tensile strength and the average impact energy of 27 J of all‑weld metal in ISO 2560:2009.

Paragraphs and tables which do not have either the suffix letter “A” or the suffix letter “B” are applicable to all covered electrodes classified in ISO 2560:2009.

Replaced standards (1)
NF EN ISO 2560
April 2006
Standard Cancelled
Welding consumables - Covered electrodes for manual metal arc welding of non alloy and fine grain steels - Classification

<p>ISO 2560 specifies requirements for classification of covered electrodes and deposited metal in the as-welded condition and in the post-weld heat-treated condition for manual metal arc welding of non-alloy and fine grain steels with a minimum yield strength of up to 500 N/mm<sup>2</sup> or a minimum tensile strength of up to 570 N/mm<sup>2</sup>.</p> <p>It is a combined specification providing for classification utilizing a system based upon the yield strength and the average impact energy of 47 J of all-weld metal, or utilizing a system based upon the tensile strength and the average impact energy of 27 J of all-weld metal.</p>

Standard replaced by (1)
NF EN ISO 2560
September 2020
Standard Current
Welding consumables - Covered electrodes for manual metal arc welding of non-alloy and fine grain steels - Classification

<p>This document specifies requirements for the classification of covered electrodes and deposited metal in the as-welded condition and in the post-weld heat-treated condition for manual metal arc welding of non-alloy and fine grain steels with a minimum yield strength of up to 500 MPa or a minimum tensile strength of up to 570 MPa.</p> <p>This document is a combined specification providing for classification utilizing a system based on the yield strength and the average impact energy of 47 J of all-weld metal, or utilizing a system based on the tensile strength and the average impact energy of 27 J of all-weld metal.</p> <p>a) Clauses, subclauses and tables which carry the suffix letter "A" are applicable only to covered electrodes classified to the system based on the yield strength and the average impact energy of 47 J of all weld metal in this document.</p> <p>b) Clauses, subclauses and tables which carry the suffix letter "B" are applicable only to covered electrodes classified to the system based on the tensile strength and the average impact energy of 27 J of all weld metal in this document.</p> <p>c) Clauses, subclauses and tables which do not have either the suffix letter "A" or the suffix letter "B" are applicable to all covered electrodes classified in this document.</p>

Table of contents
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  • Avant-propos
    iv
  • Introduction
    v
  • 1 Domaine d'application
    1
  • 2 Références normatives
    1
  • 3 Classification
    2
  • 4 Symboles et exigences
    3
  • 4.1 Symbole du produit et/ou du procédé
    3
  • 4.2 Symboles de la résistance et de l'allongement du métal fondu hors dilution
    3
  • 4.3 Symboles de la résistance à la flexion par choc du métal fondu hors dilution
    4
  • 4.4 Symboles de la composition chimique du métal fondu hors dilution
    5
  • 4.5 Symboles du type d'enrobage
    6
  • 4.6 Symbole de l'état de traitement thermique après soudage du métal fondu hors dilution
    7
  • 4.7 Symboles de l'efficacité nominale de l'électrode et du type de courant
    8
  • 4.8 Symboles de la position de soudage
    9
  • 4.9 Symboles de la teneur en hydrogène diffusible dans le métal déposé
    9
  • 5 Essais mécaniques
    10
  • 5.1 Températures de préchauffage et entre passes
    10
  • 5.2 Séquence des passes
    14
  • 6 Analyse chimique
    14
  • 7 Essais de soudures d'angle
    17
  • 8 Procédure d'arrondissement
    19
  • 9 Contre-essais
    19
  • 10 Conditions techniques de livraison
    19
  • 11 Exemples de désignation
    20
  • Annexe A (informative) Systèmes de classification
    21
  • Annexe B (informative) Description des types d'enrobage - Classification d'après la limite d'élasticité et l'énergie de rupture de 47 J
    24
  • Annexe C (informative) Description des types d'enrobage - Classification d'après la résistance à la traction et l'énergie de rupture de 27 J
    26
  • Annexe D (informative) Notes sur l'hydrogène diffusible et la manière d'éviter la fissuration à froid
    29
  • Bibliographie
    30
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