发布日期:2013-12-01 实施日期:2013-12-01
Personal protective equipment. Test methods for footwear (ISO 20344:2011); German version EN ISO 20344:2011
Carbonaceous materials for the production of aluminium. Cathode block materials. Determination of the expansion due to sodium penetration without application of pressure
发布日期:2015-05-31 实施日期:2015-05-31
Welding consumables - Procurement of filler materials and fluxes.
Personal protective equipment. Test methods for footwear
适用范围:ISO 20344:2011 specifies methods for testing footwear designed as personal protective equipment.
实施日期:2011-11-29
实施日期:1987-12-31
发布日期:2016-02-26 实施日期:2016-02-26
发布日期:2014-07-31 实施日期:2014-07-31
发布日期:2014-06-01 实施日期:2014-06-01
Lightning protection system components (LPSC). Part 7:Requirements for earthing enchancing compounds
适用范围:IEC 62561-7:2011 specifies the requirements and tests for earthing enhancing compounds producing low resistance of an earth termination system.
实施日期:2011-11-28
Industrial electroheating equipment - Test methods for submerged-arc furnaces
适用范围:IEC 60683:2011 specifies test procedures, conditions and methods according to which the main parameters and the main operational characteristics of a submerged-arc furnace (SAF) with rated electrical p...
发布日期:2011-10-19 实施日期:2011-10-19
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