[Q235B,A516GR70,20R,Q345R+304,316L,1CR13] Stainless Steel Clad Carbon Steel Method of production: Hot Rolled Clad Use for:Dish Head and Other Similar field. Materials for Rolling: Carbon Steel(Q235B,A516Gr70,16MnR,20R,Q345R) and Stainless Steel(SUS304,SUS316L,SUS1Cr13) Scope of Dimension: T:Not more than 20mm W:Not more than 3000mm Length:Common Form Legal Standard for Manufacture:GB/T 8165-1997 Thickness for Composite Layers:Not more than +-9% of the total thickness and not more than 1mm. We supply high quality products, compositive prices, satisfactory quality and prompt delivery, we'll be a good choice for u purchasing products.Please feel free to contact me to get more details. Sincerely Yours , Joy Dong S.Manager