432, 1.4462, 1.4301, 1.4404, 1.4418, 25CrMo4, 42CrMo4, 16MnCr5, Ck45, F22, F11, A105, 40Cr, 41Cr4, 17CrNiMo6, 34CrNiMo6, ST52-3, S355J2G3, S355JR , etc.Manufacturing ways: dro forged, rough machined, heat treated, CNC turned, milled, drilled, threaded, grinded.Heat treatment: Annealing, Normalizing, Quenching+Tempering(Q+T), Hardening,etc.Weight: From 0.5kg/pc to 500kg/pc.