
Construction Elements In The Gas Supply System - Part 1: Requirements For Construction Elements In Gas Supply Systems
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
2016 COR 1 2017 [01/01/2017]2016 [01/04/2016]2006 [01/02/2006]1999 [01/10/1999]1983 [01/07/1983]DRAFT 1978 [01/12/1978]
DIN 30690-1 issue 02-2006 remains valid alongside this standard until 30-09-2016. (04/2016)