EN 4811:2017现行
Aerospace Series - Flange Couplings - Gasket Seal With Fluorocarbon Seal On Aluminium Plate With 4 Fastening Holes - Inch Series
出版：Comite Europeen de Normalisation
专家解读视频
2017 [01/05/2017]
Supersedes PREN 4811. (06/2017)
ONORM EN 4811:2017 - Identical
NF EN 4811:2017 - Identical
SS EN 4811 Ed. 1 (2017) - Identical
NS EN 4811:2017 - Identical
DIN EN 4811 (2017-08) - Identical
BS EN 4811:2017 - Identical
I.S. EN 4811:2017 - Identical
