发布日期:2013-04-30 实施日期:2013-04-30
发布日期:2016-02-01 实施日期:2016-02-01
Plastics piping systems -- Mechanical joints between fittings and pressure pipes -- Test method for leaktightness under internal pressure of assemblies subjected to bending
适用范围:ISO 3503:2015 specifies a method for checking the leak tightness under internal pressure of assembled joints between mechanical fittings and plastic pressure pipes when subjected to bending. It defines...
发布日期:2015-03-01 实施日期:2015-03-01
Friction stir welding. Aluminium. Part 3: Qualification of welding operators (ISO 25239-3:2011); German version EN ISO 25239-3:2011
Brazing. Guidance on the application of brazed joints
适用范围:This document gives guidance on the application of brazing and the manufacture of brazed joints. This standard gives an introduction to brazing and a basis for the understanding and use of brazing in d...
实施日期:2004-09-27
发布日期:2014-07-01 实施日期:2014-07-01
Friction stir welding. Aluminium. Part 4: Specification and qualification of welding procedures (ISO 25239-4:2011); German version EN ISO 25239-4:2011
实施日期:2011-12-01
发布日期:2016-03-01 实施日期:2016-03-01
实施日期:2011-01-01
实施日期:2011-12-01
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