NBN EN 288-4 : 93 ADD 1 97
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
01-06-2005
12-01-2013
Foreword
Foreword of amendment A1
0 Introduction
1 Scope
2 Normative references
3 Definitions
4 Preliminary welding procedure specification (pWPS)
5 Welding procedure test
6 Test piece
6.1 General
6.2 Shape and dimensions of test pieces
6.3 Welding of test pieces
7 Examination and testing
7.1 Extent of testing
7.2 Location and cutting of test specimens
7.3 Non-destructive examination
7.4 Destructive tests
7.5 Re-testing
8 Range of approval
8.1 General
8.2 Related to the manufacturer
8.3 Related to the material
8.4 Common to all welding processes
8.5 Specific to processes
9 Welding Procedure Approval Record (WPAR)
Annexes
A (informative) - Welding Procedure Approval Record
form (WPAR)
B (informative) - Types of aluminium according to the
grouping system of table 4
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