... -960kg 4.Quality Assurance 5.UT,MT,Chemcial compositation Using Carbon Alloy steel forging wheelCE compliant, ISO9001:2001, 105mm or 130mm ... surface. Random length or fixed. ESR refined.Material grades: most carbon, alloy steel gradesForms: forged round, squares, flat bars; hollows, rings, discsdiameter ... the standards, our steel-remelting plant will do for you. Carbon Alloy steel forging wheel