KS C IEC 60614-2-7:2008 Conduits for electrical installations-Specification-Part 2:Particular specifications for conduits-Section 7:Rigid non-threadable conduits of aluminum alloy
2008KS C IEC 60614-2-7:2008 Conduits for electrical installations-Specification-Part 2:Particular specifications for conduits-Section 7:Rigid non-threadable conduits of aluminum alloy
2005KS C IEC 60614-2-7:2005 Conduits for electrical installations-Specification-Part 2:Particular specifications for conduits-Section 7:Rigid non-threadable conduits of aluminum alloy