... from Q460 ,ASTM573 GR65, GR50 ,SS400, SS490, to ST52 Power:10 KV ~550 KV Tolerance of dimension:+- 2% ... Design Load in Kg:300~ 1000 Kg applied to 50cm from the top pole Marks:Nane plate through ... dip galvanized Following ASTM A 123, color polyester power or any other standard by client required. Joint ... of Poles:Insert mode,innerflange mode,face to face joint mode . Design of pole:Against earthquake ...