弯板LPlate按JB/T6092-85标准制造，材料HT200，工作面采用刮研工艺，用于零部件的检测和机械加工中的装夹。MadeaccordingtoStandardJB/T6092-85,MaterialHt200,usedtotesttheperpendicularityandparallelism,andcanbeusedasverificationstandardof90 .规格Type(mm)测量面对基面垂直度Perpendicularitybetweenadjacentmeasuringsurfaces测量面平面度或直线度Flatness straightnessofmeasuningsuface基面平面度或直线度Flatness straightnessofdatumsuface精度等级Precisiongrade( m)1级2级3级1级2级3级1级2级3级200 20081630481661224300 2001020405102081630300 3001020405102081630400 30012244561224102040400 40012244561224102040500 400 2850 1428 2448