... steelMaterialX46Cr13,H13,42CrMo,20CrNi2Mo,15CrNiMoV,45#SpecificationDiameter ranging from 120mm-4000mmequipment3ton haydraulic hammer,a new rolling millPerformanceMartens ... strong, high abrasion resistancetechnical skillsAnnealing, normalizing,tempering,hardeningScopeAgricultural feed, machining parts, etc.weight100kg - 2000kg rangePackagewoodcareQuality InspectionHardness testing, ultrasonic testing ...