... . 2. Grade:Gr2, Gr5, Gr7, Gr9. 3.Application:Bicycles,Motors,Chemicals,equipments. DescriptionStandards :DIN,ASTM,BS.Strength :Superior Quality, Fast delivery ... . ApplicationsChemical industry, Petrochemical Industry, Ocean environmental protection, motor vehicle industry, bicycle industry, corrosive environment etc .Production display Office&Industry envirnment Package ...