... as boxes, piston bolts, spindles, camshafts, gears, shafts and other mechanical controlling parts. RELATED SPECIFICATIONS: Germany W.Nr. ... process, the mechanical property yield strength, tensile strength, elongation and hardness, forged ratio, UT test result, Grain size, heat ... : Heat No. will be cold stamped and Steel grade, diameter mm, length mm, and the manufacturer LOGO and weight kg is painted