檢(jian)(jian)驗(yan)(yan)彎(wan)板(ban)用(yong)途(tu):主要用(yong)于高度(du)機械和儀器檢(jian)(jian)驗(yan)(yan)和機床(chuang)之(zhi)間(jian)不垂(chui)直度(du)的(de)(de)檢(jian)(jian)查. 檢(jian)(jian)驗(yan)(yan)工(gong)件的(de)(de)90°角,維修設備時檢(jian)(jian)驗(yan)(yan)零部件相(xiang)關表面的(de)(de)相(xiang)互(hu)垂(chui)直度(du),還經(jing)常(chang)用(yong)于鉗(qian)工(gong)劃線。檢(jian)(jian)驗(yan)(yan)彎(wan)板(ban)材質:高強度(du)鑄鐵HT200-300工(gong)作面硬(ying)度(du)為HB170-240,經(jing)過兩次人工(gong)處理(li)(人工(gong)退火600度(du)-700度(du)和自然時效2-3年)使用(yong)該產品 的(de)(de)度(du)穩定(ding),耐(nai)磨性能好。檢(jian)(jian)驗(yan)(yan)彎(wan)板(ban)一般(ban)度(du):可以(yi)分(fen)為000級(ji)、00級(ji)、0級(ji)、1級(ji)、2級(ji)、3級(ji)。選用(yong)度(du)標準時一般(ban)根據使用(yong)情況酌情而(er)定(ding)。3級(ji)度(du)以(yi)上(shang)的(de)(de)彎(wan)板(ban)用(yong)做(zuo)檢(jian)(jian)驗(yan)(yan)、劃線、裝配等使用(yong),4級(ji)度(du)以(yi)下的(de)(de)彎(wan)板(ban)一般(ban)用(yong)做(zuo)鉚焊等使用(yong)