... Oversea markets&domestic market Steel grade: Q235/Q345 Easy to install,fire proof,good insulationPlace of OriginZhejiang, China Standard GB,ASTM, ... submerging, carbon dioxide arc , electroslag Currency Settlement USD, EUR Steel GradeQ235B, Q345B Weight MeasurementActual Weight Designby customer or by us ... free to contact us . Expert Manufacurer Prefab Modular Light Steel Structure Factory from China