实施日期:2006-04-01
Concrete Pipes and Fittings, unreinforced, steel fibre and reinforced for drains and sewers; Type 1 and Type 2; Requirements, test methods and evaluation of conformity
适用范围:This standard only applies in connection with DIN EN 1916 and contains requirements and test methods for pipes and fittings made of concrete and reinforced concrete, for which there are no specificatio...
实施日期:2004-08-01
实施日期:2010-04-30
Prefabricated concrete manholes, unreinforced, steel fibre and reinforced for drains and sewers - Type 1 and Type 2 - Part 1: Requirements, test methods and evaluation of conformity
适用范围:This standard only applies with DIN EN 1917 and contains requirements and test methods for prefabricated manholes made of concrete and reinforced concrete, for which there are no specifications in the ...
实施日期:2004-08-01
Arc welding equipment - Part 12: Coupling devices for welding cables
适用范围:IEC 60974-12:2011 is applicable to coupling devices for cables used in arc welding and allied processes, designed for connection and disconnection without using tools. This part of IEC 60974 specifies ...
发布日期:2011-05-18 实施日期:2011-05-18
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