I.S. EN 1668:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
12-01-2009
English
01-01-1998
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Classification
4 Symbols and requirements
4.1 Symbol for the product/process
4.2 Symbol for strength and elongation of all-weld
metal
4.3 Symbol for impact properties of all-weld metal
4.4 Symbol for the chemical composition of rods/wires
5 Mechanical tests
5.1 General
5.2 Preheating and interpass temperature
5.3 Welding conditions
6 Chemical analysis
7 Technical delivery conditions
8 Designation
Annex A (informative) Bibliography
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