1,Mareials:Galvanizing 2,Size:1''mm 3,Tracking service 4,Payment have L/C,T/T,D/P 5,Material is carbon steel 1,Model:SMEM1''2,Electrical metal tube,electrical conduit,galvanized tubes3,Surface Mareials:Galvanizing---Usage:expored and concealed work,use above ground or light circuits,and control lines and other power application---Corronsion and abrasion resistance Elbow coupling EMT elbows