金属热处理的预备热处理
JINSHURECHULIDEZUOYONGSHIGAIBIANCAILIAODELIXUEXINGNENG,JIEJUECANYUYINGLI,ZENGJIAJINSHUDEKEJIAGONGXING。GENJURECHULIMUDEDEBUTONG,RECHULIGONGYIKEFENWEILIANGLEI,YIXIAZHUYAOJIESHAORECHULIDEZHIBEI
ZHUNBEIRECHULIDEMUDESHIZENGJIAKEJIAGONGXING,JIEJUENEIYINGLI,WEIHOUMIANYIGEJIEDUANDERECHULIZHUNBEIJINXIANGZUZHI。RECHULIGONGYIBAOKUOTUIHUO、ZHENGHUO、SHIXIAO、CUIHUOHEHUIHUO。
(1) TUIHUOHEZHENGHUO
TUIHUOHEZHENGHUOYONGYUREJIAGONGMAOPI。WEILEBIKAITANGANGZHONGHANTANLIANGDIYU0.5%DEHEJINGANGJINXINGTUIHUOCHULISHI,WEILEBIKAITANHANLIANGGAOYU0.5%DEHEJINGANG,CHANGCAIYONGDAODUITANGANGJINXINGZHENGHUOCHULI。TUIHUOZHENGHUOKEYIXIHUAJINGLI,ZUZHIJUNYUN,KEYONGYUHOUXUJINSHURECHULI。TUIHUOHEZHENGHUOTONGCHANGANPAIZAIMAOPIZHIZAOZHIHOUHECUJIAGONGZHIQIAN。
(2) LAOHUACHULI
SHIXIAOCHULIZHUYAOYONGYUJIEJUEMAOPIZHIZAOHEJIAGONGGUOCHENGZHONGDENEIYINGLI。
WEIBIKAIYUNSHUGONGZUOLIANGGUODA,DUIYUJINGDUYIBANDELINGJIAN,KEZAIJINGJIAGONGQIANANPAICISHIXIAOCHULI。DANDUIJINGDUYAOQIUGAODELINGJIAN(RUZUOBIAOTANGCHUANGXIANGTIDENG)YINGJINXINGLIANGCIHUODUOCICHULI。YIBANQINGKUANGXIA,JIANDANLINGJIANBUXUYAOSHIXIAOCHULI。
CHUZHUJIANWAI,DUIYUYIXIEGANGXINGJIAOCHADEJINGMILINGJIAN(RUJINGMISIGANG),WEILEJIEJUEJIAGONGGUOCHENGZHONGCHANSHENGDENEIYINGLI,WENDINGLINGJIANDEJIAGONGJINGDU,ZAICUJIAGONGHEBANJINGJIAGONGZHIJIANJINGCHANGANPAIDUOCISHIXIAOCHULI。XIAOZHIHOU,DUIBUFENZHOULEILINGJIANJINXINGSHIXIAOCHULI。
(3) DIAOJIE
DIAOZHISHIZHICUIHUOHOUDEGAOWENHUIHUOCHULI。WEIJIANSHAOBIAOMIANCUIHUOHESHENDANCHULIGUOCHENGZHONGDEBIANXINGERZHIBEIDEJUNYUN、XIHUADESUOSHITIZUZHI。YINCI,CUIHUOHEHUIHUOYEKEYIZUOWEIZHUNBEIRECHULI。
YOUYUDIAOZHIHOUDELINGJIANZONGHELIXUEXINGNENGJIAOHAO,YIXIEYINGDUHENAIMOXINGJIAODIDELINGJIANYEKEZUOWEIJINSHURECHULIGONGYI。
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