... all kinds of conventional weapons:the barrel, shells and so on.Structural Steel PipeCr5Mo, Cr9Mo, 15CrMo, 35CrMo, 12Cr1MoV, 10CrMo910, ... A335P91, T91, 12Cr2MoWVTiB, WB36, SA106, ST45.8- and so on.GB3087-199910-426mm, 2-40mmFor industrialboilers of low & mid-pressure ... 165mm,0.5-16mmWidely used in the construction,pipe of industrial,water pipe,fence equipment,telecommunication tubes as well as green ...