檢(jian)驗(yan)(yan)彎(wan)板(ban)用(yong)途:主要用(yong)于(yu)高度(du)機械(xie)和(he)(he)儀器檢(jian)驗(yan)(yan)和(he)(he)機床(chuang)之間不垂直(zhi)度(du)的(de)(de)(de)檢(jian)查. 檢(jian)驗(yan)(yan)工(gong)件(jian)的(de)(de)(de)90°角,維(wei)修(xiu)設備時檢(jian)驗(yan)(yan)零部件(jian)相(xiang)關表(biao)面(mian)的(de)(de)(de)相(xiang)互垂直(zhi)度(du),還(huan)經常用(yong)于(yu)鉗工(gong)劃線。檢(jian)驗(yan)(yan)彎(wan)板(ban)材質:高強度(du)鑄鐵HT200-300工(gong)作面(mian)硬度(du)為HB170-240,經過兩次人工(gong)處(chu)理(li)(人工(gong)退火600度(du)-700度(du)和(he)(he)自(zi)然時效2-3年)使用(yong)該產品 的(de)(de)(de)度(du)穩定(ding),耐磨(mo)性能(neng)好。檢(jian)驗(yan)(yan)彎(wan)板(ban)一般(ban)(ban)度(du):可以(yi)(yi)分為000級(ji)(ji)(ji)(ji)、00級(ji)(ji)(ji)(ji)、0級(ji)(ji)(ji)(ji)、1級(ji)(ji)(ji)(ji)、2級(ji)(ji)(ji)(ji)、3級(ji)(ji)(ji)(ji)。選用(yong)度(du)標(biao)準時一般(ban)(ban)根(gen)據使用(yong)情(qing)況酌(zhuo)情(qing)而定(ding)。3級(ji)(ji)(ji)(ji)度(du)以(yi)(yi)上的(de)(de)(de)彎(wan)板(ban)用(yong)做(zuo)檢(jian)驗(yan)(yan)、劃線、裝配(pei)等使用(yong),4級(ji)(ji)(ji)(ji)度(du)以(yi)(yi)下的(de)(de)(de)彎(wan)板(ban)一般(ban)(ban)用(yong)做(zuo)鉚焊等使用(yong)