NBN EN 288-4 : 93 ADD 1 97被替代
SPECIFICATION AND APPROVAL OF WELDING PROCEDURES FOR METALLIC MATERIALS - PART 4: WELDING PROCEDURE TESTS FOR THE ARC WELDING OF ALUMINIUM AND ITS ALLOYS
出版：Belgian Standards
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基本信息
标准编号： NBN EN 288-4 : 93 ADD 1 97
标准类别：Standard
出版单位：Belgian Standards
标准页数：0
标准简介
Specifies how a welding procedure specification is approved by welding procedure tests. Defines the limits of validity of an approved welding procedure and the conditions for the execution of welding procedure approval tests for practical welding operations. Also includes annexes, tables and diagrams.
