UNI EN 22553 : 1997

Committees responsible
National foreword
Foreword
1 Scope
2 Normative references
3 General
4 Symbols
4.1 Elementary symbols
4.2 Combinations of elementary symbols
4.3 Supplementary symbols
5 Position of the symbols on drawings
5.1 General
5.2 Relationship between the arrow line and the joint
5.3 Position of the arrow line
5.4 Position of the reference line
5.5 Position of the symbol with regard to the reference
     line
6 Dimensioning of welds
6.1 General rules
6.2 Main dimensions to be shown
7 Complementary indications
7.1 Peripheral welds
7.2 Field or site welds
7.3 Indication of the welding process
7.4 Sequence of information in the tail of the
     reference mark
8 Examples for application of spot and seam joints
Annexes
A Examples of use of symbols
B Guidance for converting drawings made in accordance
     with ISO 2553 : 1974 into the new system in
     accordance with ISO 2553 : 1991
ZA (normative) Normative references to international
     publications with their relevant European
     publications

Prescribes the rules to be applied for the symbolic representation of welded, brazed and soldered joints on drawings.