
Flanges - Coupling Dimensions For Nominal Pressures 64 And 100 - Working Pressures 1-64 Up To 1-100, 2-50 Up To 2-80 And 3-40 Up To 3-64
出版:Asociacion Espanola de Normalizacion

专家解读视频
Flanges - Coupling Dimensions For Nominal Pressures 64 And 100 - Working Pressures 1-64 Up To 1-100, 2-50 Up To 2-80 And 3-40 Up To 3-64
出版:Asociacion Espanola de Normalizacion
专家解读视频