9301系列外径千分尺,测量行程为25mm,测量范围为150mm-500mm,刻度值0.01mm.别名：外径比较仪,外径千分尺,外径卡尺,螺旋测微器,德国苏,FEINMESS-SUHL外径千分尺，测量范围＞150mm，刻度值0.01mm量仪参数1测量范围：25mm2刻度值：0.01mm3微分筒螺距：0.5mm/1mm4测点材质：硬质合金5测点直径：8mm6顶针，套筒，读数部分镀硬铬7测量杆隔热8误差标准参见DIN863型号测量范围（mm）误差极限（G）微分筒外径（mm）微分筒螺距（mm）A（mm）B（mm）Kg76930100720150-1757μm190,5181,51001,676930100820175-2007μm190,5217,51091,976930100920200-2258μm190,5242,5121,52,076930101020225-2508μm190,5257,51342,276930101120250-2759μm190,5292,5146,52,376930101220275-3009μm190,5327,51592,776930101320300-32510μm190,5342,5171,53,276930101420325-35010μm190,5367,51843,476930101520350-37511μm190,5392,5196,53,676930101620375-40011μm190,5417,52094,076930101720400-42512μm251,0442,52234,276930101820425-45012μm251,0467,52364,576930101920450-47513μm251,0492,52484,976930102020475-50013μm251,0517,52595,0)