I.S. EN 437:2018被替代
Test gases - Test pressures - Appliance categories
出版：National Standards Authority of Ireland
專家解讀視頻
This document specifies the test gases, test pressures and categories of appliances relative to the use of gaseous fuels of the first, second and third families.
EN 437 : 2003 + A1 2009 - Identical
EN 437 : 2018 - Identical
EN 437 : 2018 - Identical
EN 437 : 2003 + A1 2009 - Identical
EN 437:2003+A1:2009 - Identical
EN 437:2018 - Identical
