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NF EN 757 : 1997

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

WELDING CONSUMABLES - COVERED ELECTRODES FOR MANUAL METAL ARC WELDING OF HIGH STRENGTH STEELS - CLASSIFICATION

Superseded date

08-01-2012

Published date

01-12-2013

Avant-propos
Introduction
1 Domaine d'application
2 Références normatives
3 Classification
4 Symboles et prescriptions
  4.1 Symbole du produit et/ou procédé
  4.2 Symbole des caractéristiques de traction
  4.3 Symbole de la résistance à la flexion par choc du
      métal fondu hors dilution
  4.4 Symbole de la composition chimique du métal fondu
      hors dilution
  4.5 Symbole du type d'enrobage de l'électrode
  4.6 Symbole du traitement de relaxation des contraintes
  4.7 Symbole du rendement du métal fondu et du type de
      courant
  4.8 Symbole de la position de soudage
  4.9 Symbole de la teneur en hydrogène du métal déposé
5 Essais mécaniques
  5.1 Généralités
  5.2 Température de préchauffage et température entre passes 8
  5.3 Séquence des passes
6 Analyse chimique
7 Conditions techniques de livraison
8 Désignation
Annexe A (informative) Bibliographie

Defines requirements for classification of covered electrodes in terms of yield and tensile strength, together with elongation of the all-weld metal.

DevelopmentNote
Indice de Classement: A81-340 Supersedes NFA 81 340 and NFA 81 341 (09/2001)
DocumentType
Standard
PublisherName
Association Francaise de Normalisation
Status
Superseded
Supersedes

Standards Relationship
I.S. EN 757:1997 Identical
BS EN 757:1997 Identical
UNE-EN 757:1997 Identical
UNI EN 757 : 1998 Identical
DIN EN 757:1997-05 Identical
EN 757:1997 Identical

NFA 81 303 : 2003 COVERED ELECTRODES FOR MANUAL METAL ARC WELDING - PROCEDURE FOR THE DEPOSITION OF WELD METAL - HARDNESS TESTS
FD A35 029 : 1999 FD STEEL FOR CONCRETE REINFORCEMENT - WELDED CONNECTIONS - APPROVAL OF A WELDING PROCEDURE - APPROVAL OF WELDERS
NFP 22 501-1 : 98 XP EXECUTION OF STEEL STRUCTURES - PART 1: GENERAL RULES AND RULES FOR BUILDINGS

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