Process Route of Copper-Steel Composite StripCleaning Composite Annealing Flattening Finishing Surface Treatment Finished Product Inspection Finished Product Shearing Packaging ?StorageBrand namechemical composition（%）CSiMnPSCrNiTiCuAlSPHC≤0.15≤0.05≤0.60≤0.035≤0.035--≥0.010F11≤0.11≤0.060.30～0.55≤0.020≤0.010≤0.15≤0.30-≤0.200.02～0.10F180.11～0.19≤0.060.35～0.55≤0.020≤0.010≤0.15≤0.30-≤0.200.02～0.10 http://www.coppersteel-china.co...ad-steel-projectile.html