... moulds for you Square billet 150*150 27SiMn deformed steel bar GradeGB Q255/JIS SS490/DIN S275J0/ASTM 1025Chemical CompositionCSiMnSPCr ... .04 3.9StandardGB,JIS,ASTM,DIN,AISI,BSSizecarbon steel Width: 500mm-3300mm Length:7000mm-12000mmcarbon steel round bar: diameter 18-300mmSurface ... bolt, chain, pull rod, shape steel, steel plate, flat bar steel and so onPackaging We provide the package according to ...