Product description
Item No: B44Raw material:35# 20CrMnTiHeattreatmentandmetallographicorganizationaspercustomersrequirementssuchasnormalizing,quenching,aging. Wehaveprofessionalexperiencesmorethan10years,Itisaprofessionalfactorywhichproducesvarietyofdieforgingpartsandm