AISI 4340, 36CrNiMo4, 1.6511, EN24, 817M40, SNCM439 4340 Steel Round Bar: diameter 8mm – 3000mm 4340 Steel Plate: thickness 10mm – 1500mm x width 200mm – 3000mm 4340 Steel Grade Square: 20mm – 500mm Surface Finish: Black, Rough Machined, Turned or as per given requirements...