138kV Steel Tubular Pole  

General Information for 138kV Steel Tubular Pole   Type Straight Pole ,Tensile Pole , Termial Pole Suit for Electricity distribution and Transmission Shape Columniform, polygonal or conical   Material Usually Q345B/A572,minimum yield strength>=345n/mm2 Q235B/A36,minimum yield strength>=235n/mm2 As well as Hot rolled coil from Q460 ,ASTM573 GR65, GR50 ,SS400, SS490, to ST52- Torlance of dimenstion According to Client's speification Power 10 KV ~550 KV Safety Factor…