... so on can be required7)Chemical composition &Mechanical PropertyStandardSteel GradeChemical Composition %T S MPaYSMPaElongation% ... Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation),2>Technical Properties (Flattening Test, ... Mining and Resources, Process Engineering, Materials Handling,Mechanical Parts 4>Traffic Walking Rails, Roll-up Doors, ...