
Fittings For Piping - Ball Valves - Female Ends - Body Of Ductile Iron Or Malleable Iron - Reduced Bore - Pn 40
出版:Standardiserings-Kommissionen I Sverige

专家解读视频
Fittings For Piping - Ball Valves - Female Ends - Body Of Ductile Iron Or Malleable Iron - Reduced Bore - Pn 40
出版:Standardiserings-Kommissionen I Sverige
专家解读视频