Low alloy and high strength plate 1,Material:CortenB. 2,Specification:Thickness of 8-420mm. cutted ... size Q345,Q390,Q420,Q460GB/T1591Makes mechanical device and other structural elements like drilling machine, power shovel, electricity drive wheel counter ... ,J2,J2G3,J2G4)EN10025S420N,S420NL,S450JO,S460N,EN10025WH60,WH410LK(BB41BF) Steel Plate(Sheet)