NS EN 12893 : 1ED 2000

Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Apparatus
5 Selection of test sample
6 Preparation of the test sample
7 Annealing the test sample
8 Preparation of the test piece
9 Test procedure
10 Calculation and expression of results
11 Precision
12 Test report

Defines a procedure for performing the spiral elongation test on high purity copper drawing stock that conforms to EN 1977, grade Cu-ETP1 (CW003A). Designed for testing high purity copper sampled at the drawing stock stage. Not relevant in assessing the quality of copper wire selected at a later stage of processing.