... 3000brands, including more than 40 fill a blank in China,more than 80 variteies of successful subtitution import, ... customer needs, steel plate could be diliveried by hot rolling,controlled rolling,normalizing,annealing,tempering, normalizing and tempering , other conditions ... destructive testing standard:We could produce inspection according to China(JB4730,GB/T2970),United States(A435,A577,A588), ...