... in1980 B.CE,ROHS,SGS,UL,KEMA,VDE,TSE,CB C.ISO9001,14001 D.manufacturer E. 430 employees,15000 square meter ... factory 35/7.5,25/10Aluminum extruded pre-punched DIN raiL DESCRIPTION:1)The aluminum alloy made in the US is ... or deformation4)Conforms to EN50 0225)High corrosion resistance din rail