T型槽(cao)方(fang)箱工(gong)作臺按/T3411.56-99標準制造，材料(liao)HT200，用于零部件平行(xing)度、垂直度的檢(jian)驗(yan)和劃(hua)線(xian)。可(ke)做成等高方(fang)箱或方(fang)筒。

　　T型槽方箱需要在常溫、常濕的條件下進行檢定(ding)。

　　使用壽命和注意(yi)事項：

　　一般T型槽(cao)方(fang)箱(xiang)的(de)使(shi)(shi)用(yong)(yong)(yong)(yong)壽(shou)(shou)命(ming)很長,只(zhi)要采用(yong)(yong)(yong)(yong)正確(que)的(de)方(fang)法使(shi)(shi)用(yong)(yong)(yong)(yong)和保放，T型槽(cao)方(fang)箱(xiang)工(gong)作面(mian)的(de)精度(du)可以(yi)(yi)保持使(shi)(shi)用(yong)(yong)(yong)(yong)2年(nian)以(yi)(yi)上，精度(du)降低時可以(yi)(yi)通過調(diao)試(shi)或刮研工(gong)藝恢復,使(shi)(shi)用(yong)(yong)(yong)(yong)壽(shou)(shou)命(ming)可以(yi)(yi)達到50-100年(nian),所以(yi)(yi),在使(shi)(shi)用(yong)(yong)(yong)(yong)過程(cheng)中要注意不要在潮濕,有(you)腐蝕,過高和過低的(de)溫度(du)環境下使(shi)(shi)用(yong)(yong)(yong)(yong)和存(cun)放,這樣才可以(yi)(yi)延長使(shi)(shi)用(yong)(yong)(yong)(yong)壽(shou)(shou)命(ming),保證(zheng)工(gong)作質量。

　　要求：

　　各(ge)工(gong)作(zuo)面不得有(you)(you)銹跡、劃痕、裂紋、凹陷以及影響計量性(xing)能(neng)的其他缺(que)陷。非(fei)工(gong)作(zuo)面應(ying)清砂涂漆，棱邊倒角。在方箱(xiang)內壁應(ying)有(you)(you)標(biao)牌，并標(biao)有(you)(you)規(gui)格尺(chi)寸(cun)，級(ji)別出廠(chang)(chang)編號、制造廠(chang)(chang)名稱。

　　選用(yong)(yong)(yong)(yong)(yong)T型槽方箱平(ping)(ping)面(mian)度(du)標準時(shi)一般根據使用(yong)(yong)(yong)(yong)(yong)情況酌情而定。3級平(ping)(ping)面(mian)度(du)以上(shang)的平(ping)(ping)板(ban)用(yong)(yong)(yong)(yong)(yong)做(zuo)檢驗、劃線、裝配等使用(yong)(yong)(yong)(yong)(yong)，3級平(ping)(ping)面(mian)度(du)以下的T型槽平(ping)(ping)臺一 般用(yong)(yong)(yong)(yong)(yong)做(zuo)鉚焊等使用(yong)(yong)(yong)(yong)(yong)。