铸铁弯板按GB6092 - 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。规格mm测量面对基面的垂直测量面平面度或直线度基准平面度或直线度精度等级um123123123200 × 20081630481661224300 × 2001020405102081630300 × 3001020405102081630400 × 30012244561224102040400 × 40012244561224102040500 × 40014285071428122448500 × 50014285071428122448800 × 60018356091835142855