檢驗彎(wan)(wan)板(ban)(ban)用(yong)(yong)(yong)途：主要用(yong)(yong)(yong)于高(gao)度(du)機(ji)(ji)械和(he)儀器(qi)檢驗和(he)機(ji)(ji)床之間(jian)不(bu)垂直(zhi)度(du)的檢查(cha). 檢驗工件的90°角，維修設備(bei)時(shi)檢驗零部件相(xiang)關表面(mian)(mian)的相(xiang)互垂直(zhi)度(du)，還經常用(yong)(yong)(yong)于鉗工劃線。檢驗彎(wan)(wan)板(ban)(ban)材質：高(gao)強(qiang)度(du)鑄鐵HT200-300工作(zuo)面(mian)(mian)硬度(du)為(wei)HB170-240，經過兩次人工處理（人工退火600度(du)-700度(du)和(he)自然時(shi)效2-3年）使(shi)用(yong)(yong)(yong)該產(chan)品 的度(du)穩定(ding)，耐磨性能好。檢驗彎(wan)(wan)板(ban)(ban)一般度(du)：可以分為(wei)000級、00級、0級、1級、2級、3級。選(xuan)用(yong)(yong)(yong)度(du)標準時(shi)一般根據(ju)使(shi)用(yong)(yong)(yong)情(qing)況酌情(qing)而定(ding)。3級度(du)以上的彎(wan)(wan)板(ban)(ban)用(yong)(yong)(yong)做檢驗、劃線、裝配等(deng)使(shi)用(yong)(yong)(yong)，4級度(du)以下的彎(wan)(wan)板(ban)(ban)一般用(yong)(yong)(yong)做鉚焊等(deng)使(shi)用(yong)(yong)(yong)