制程说明：ManufacturingDescription:精度等级：(JIS三级)DIN7e25PrecisionGrade:(JISGrade3)DIN7e25材料：（S45C中碳钢）***5Material:(S45CMediumCarbonSteel)***5齿型：直齿Type:StraightlRack齿面处理：研磨TreatmentofTeeth:Ground硬度处理：热处理采用高週波后；硬度为43~45°Hardness:HeattreatmentbyHighFrequency;43~45degree压力角：20度PressureAngle:20degree.材质可用42CrM04,硬度为56~60度Materialcanbeused42CrM04，hardnessis56to60degrees不同尺寸与材质可依照图面客制化。OtherDimensi***/Materialscouldbecustomizedbydrawings.此样本中的所有产品型号及参数如不变更如不另行通知，订货前请与本公司联络确认。)