... raw material 42CrMo 45 AND SO ON ACCORDING TO COSTOMER'S REQUIREMTNSring forgings for wind power base,forgings shaft for heavy ... Equipments:-4500t Hydraulic Forging Press-2000t Hydraulic Forging Press-3800NC Ring-Rolling MillMelting and Heat Treatment:-Electric Furnace-Outside Furnace Refining ... analyzing 26 elements at one time such as C, Si, S, Mn, Cr, Mo, etc. -UT, MT, Penetration, etc.Certification ...