1.Standard:ASTM:A128, EN:X120Mn12, DIN:1.3401, JIS:SCMnH11, AFNOR:Z120Mn122.Chemical Composition(%):C:0.9/1.2 Si:0.3/0.8 Mn:11/14 P:0.035max S:0.030max3.Mechanical Properties:Tensile Strength:min116000psi Yield Strength:min58000psi Elongation:min40%4.Specification:Thickness:3-20mm Width:900-2200mm length:1000-10000mm Serving mining, shot blast industry, coal, metallurgy, machinery, electrical equipment, automomobile, foundries, quarries and steel mills etc. 5.Data from Practical Applications: The application data from a user of shot blasting machine is as follows: steel plate sample: 12mm×500mm×1000mm GLT-500; diameter of steel cut wire shot: 1.5mm; direct shot blasting; projected distance: 700mm; projection velocity: 75m/s; shot blasting time: 100 hours; the longest continuous shot blasting duration: 9 hours; no obvious change of the thickness measured before and after shot blasting at 10 marked test points had been found.