... Double Circuits TypeSuit forElectricity distributionShapeConoid ,Multi-pyramidal,Columniform,polygonal or conical 35kv electric steel poleMaterialUsually Q345B/A572,minimum yield strength ... >=345n/mm2Q235B/A36,minimum yield strength>=235n/mm2As well as Hot ... standard by client required.Joint of PolesInsert mode,innerflange mode,face to face joint mode .Design of ...