ag平台注册

各鋼種冷卻制度及終軋溫度的確定
  發布時間:2020年04月24日 點擊數:

  zairejiagongguochengzhong,xingbianzhongzhiwenduduigangdezuzhiyouzhongyaoyingxiang,xingbianzhongzhiwenduyugao,jinglijujichangdadeqingxiangxingjiuyuqiang,suodedaodeaoshitijingliyejiuyucuda,yinciyingjinliangjiangdichengcaishidexingbianzhongzhiwendu,danyibanbudiyuar3,jitongguokongzhiyazhikongzhilengqueshouduanlaixihuajinglitigaochanpinzhiliang。 

ag平台注册  ditangangdexingbianzhongzhiwenduyingzhangwozaikaojin800℃,zuidiyebuyaodiyu750℃yixia。 

  duiyugaotangang,weifangzhixingchengwangzhuangshentanti,zaichengcaishixingbianzhongzhiwenduyikongzhizaiyue850℃zuoyou,ruguozaibaxingbianzhongzhiwenduheyahoukuailenghenhaodepeiheqilai,jiuyoukenengjiangxiangongxishentantidexichuwanquanjiayiyizhi,erbuchuxianwangzhuangshentanti,jishixingchengyeshi  xibodeyiyuxiaochu,buxuyaozengjiaewaidegongxu。 

  guogongxitansugangyuhejingangyazhiyihou,guoshengshentantixingchengshentanti(tanhuawu)wangyanjingjiefenbu。juyoushentantiwangdegangcaijiangdilengbianxingnenglihezengjiachanshengcuihuoliewendeqingxiangxing。gangweixiaochushentantiwangyaojinxingfuzaderechuli,rechulibingfeinengsuishidadaomude。yinci,bixuchuangzaoyazhihouzaigangzhongbuxingchengshentantiwangneiyangdetiaojian。zaidiwenshizhongyahegangyazhihouxiangdangkuaisulengqueshinenggoudadaomude。 

ag平台注册  ru:gcr15weijiangdizhongyaqiandewendu,zaijingyajizuqianzhuangyoushuilengzhuangzhi,yahoukuaileng,keyichuiyasuokongqiranhoujinhuanlengkeng。 

  yahouhuanlengjiangchanshengcudadetiesutijingli,tongshiqufudianjiangdi,cuixingzhuanbianwendushenggao。lengquesuduyugangcaidejiemianchicunyouguan,dajiemiangangcainanyushixiankuaisulengque,yinciduiyutongyipaihaoganglaishuo,dajiemiangangcaidelixuexingnengyaodiyixie。guowaiyuangangzaiyahoutongchangcaiyongkongleng,zheyuguowaigangzhongqitihanliangdiyouzhijieguanxi,caiyongzaixianchuanshuilengxiaoguohuigenghao,chuanshuilengyuangangguigedouzaiф75mmyixia,caiyongchuanshuilengjishuwangwangzaochengshuilengxiantaichang,touzizengjia,dankuailengyouliyujianqingercidaizhuangzuzhi,danshizaiaoshitijinglicudashi,tebieshizaigangzhongdehanmengliangjiaogaodeqingkuangxiakuailengyoukenengxingchengweishizuzhitiesuti。suoyiyahoukuailengyaoyudidexingbianzhongzhiwenduxiangpeihe,zaixingbianzhongzhiwendujiaodi,aoshitijinglibijiaoxixiaodeqingkuangxia,jishikuailengyebuzhiyuxingchengweishizuzhitiesuti。 

ag平台注册  hejinjiegougangzaizhongxingyajishangyazhihou,gangcaizhijing60mmyixiadezaikongqizhongduileng,erdayu60mmdezaibujiaredehuanlengkengzhonglengque。gangcaizaikengzhonglengquedao100-150℃deshijianyinggaibuxiaoyu30h。 

  gunzhuzhouchenggangyouchanshengbaidiandeqingxiang,yincigunzhenzhouchenggangyazhihouyingdanghuanmanlengque,huoanzhaoguidingdezhidujinxingrechuli,zaizhuangliaoshiwenduyinggaibudiyu700℃,gangpizaikengzhongfangzhidaowendubugaoyu100-200℃pingjun72h,shenzhizhongyawendujiaodishi,yihougangcaihuanmanlengquezaigangzhongyechanshengshentantiwang。huanlengshiwenducongdiyu650℃kaishibuxingchengshentantiwang,yinciweibimiandedaoshentantiwangqijian,gangcaiyahoumeigenbangcaidandulengqueyijinkenengkuaidesuduzhijielengquedaowendu650℃yixia。baozhengdedaobudaishentantiwangdegunzhuzhouchengganglengquesuduyizhongyabianxingwenduerding,dangzhongyawenduzai900-950℃shi,lengquesudubixubudiyu45-50℃/min,suizhongyawendudexiajiang,lengquesudukeyijiangdi。 

ag平台注册  kongzhiheshidezuizhongjingyawendu(zaiac3fujindewendu),zaijingyajizubingpeiyuheshideyasuolv(yue40%),keshidi、zhongtangangyijihejingang、danhuanggang、zhouchenggangdengzhonghejingang,huodelixiangdejinxiangzuzhihezuijiadelixuexingneng,weicizaibangcaijingyajizuihouliangjiaqianshezhileshuilengxiang,erqieweishijilenghoudeyajianneiwaiwendujunyun,bangcaijingyajizuqianshezhilejunwenduan。 

  gangcaiyazhihoukefenweiyixiajizhonglengquefangfa:

  1.kongqizhong。

  2.daorexingdidecailiaozhong。

  3.zaibaowenxiangzhong。

  4.wujiareshebeidebaowenkengzhong。

  5.yurebaowenkengheluzizhong。

  6.youjiareshebeidebaowenkengheluzizhong。

ag平台注册  7.shuizhong。 

ag平台注册  yixiashiyoudaibiaoxinggangzhongkongyakonglengcaiyongfangfa: 

ag平台注册  1.zhouchengganghedanhuanggang

  yaoqiudiwenxiawanchengjingya,eryahouyaoqiubaowenhuanleng,zhouchenggangweifangzhiwangzhuangtanhuawudexichu,yahouxiankuailenghoumanleng。zhouchenggangdezhongyawenduyangekongzhizai800-850℃,yiliyuposuiwangzhuangtanhuawu,dangzhongyawendudayu900℃shi,kepenshuibagangkuaisulengquezhi600-650℃(yifangzhiwangzhuangtanhuawujixuxichu),ranhouzaihuanmanlengque。weicizaijingyajiqianshelengqueshuixiang,yikongzhijinrujingyajideyajianwendu。 

ag平台注册  2.diaozhichuligang(cuihuo+gaowenhuihuoshuangzhongchuli) 

  diaozhichuligangzuzhiweihuihuosuoshiti,jingguodiaozhichulidegangjiyougaodeqiangdujixianhequfujixian,youyouzugoudefanxingherenxing,gujuyougaodezonghelixuexingneng。jingguodiaozhichulidegangzhuyaoyongyugaoqiangdubingshouchongjihuojiaobianfuhedezhongyaogongjianruliangan、zhouleideng。 

  genjulianyachanpindagangdingwei:youzhitansujiegougang:22.5wandun,hejinjiegougang:22.5wandun,duizhanshengchanzongliangde90%,ruciliangdadegangjinxingwendukongzhi,jubeizengjiajingzhenglideyoushi。 

  3.youzhitansujiegouganghehejinjiegougang

ag平台注册  youzhitansujiegouganghehejinjiegougangdoushuyuyagongxigang,yagongxigangdecuihuowenduweiac3yishang30-50℃,zhenduixiaoyu40mmguigedeyuangangzaijingyajiqianshezhilengqueshuixiang,zuoyongxihuajingli,cuihuohouhuodemashitizuzhi。ranhoujingguogaowenhuihuo,huihuoshijiangcuihuohoudegangzaia1yixiajiare,shiqizhuanbianchengweiwendingdehuihuozuzhi。

ag平台注册  duijiaodaguigeyuangangjinxingzaixianwendukongzhichangjia:yidaliwudineiabs lunagongchang,shengchanguige:φ20-φ100mmyuangang,gangzhongwei:tangang、biaomiancuiyinggang、cuihuohehuihuogang、weihejingang、zhouchenggang、danhuanggang、buxiugang,duiφ20-φ90mmyuangangjinxingzaixianwendukongzhi。 

ag平台注册  genjumuqianshigangchanpindingweiwenti,suizhugangcaiyonghufashengbianhua,tigongqicheyonggangjixianggaoduanshichangfazhanyichengweibiran,xiangyonghutigonglixiangdejinxiangzuzhihezuijialixuexingneng,jubeijingzhengyoushi,zaikaolvlengquezhidushi,yinggaizaijingyajizuqianhoushezhishuilengxiangzhuyaozhenduixiaoyu40mmyuangang,jinxingzaixianwendukongzhi。 

  zaijingyajizuhoushezhishuilengxiang,guowairenweiduiyudaguigeyuangangzhinengqidaoquchuyanghuatiepi,tigaobiaomianzhiliang,duixihuajinglizuoyongbuda,fanerhuishiyuangangneibujinglidaxiaobujunyun,jinxingzaixianwendukongzhi,wuyihuishiyazhixianjiachangzengjiatouzi。 

  zaijingyajihoushezhiduochangshuilengxiang,tigongcankaodechangjiabuduo,zhiyouyidaliabslunachang,changduwei55mi。 

ag平台注册  congchangyuanfazhanjizhiliangyaoqiukaolv,yinggaikaolvzaixianwendukongzhi,xianzaijingyajihoujiashuilengxiang,zhishaokeyiquchuyanghuatiepi,tigaobiaomianzhiliang。 

  控制軋制 

  1、kongzhiyazhililun

  zaireyaguochengzhongtongguoduijinshujiarezhidu、bianxingzhiduhewenduzhidudehelikongzhi,shigutaixiangbianyuresuxingbianxingjiehe,yihuodexixiaojinglizuzhi,shigangcaijuyouyouyidezonghelixuexingneng。duiyuditanganghedihejinganglaishuo,caiyongkongzhiyazhigongyizhuyaoshitongguokongzhiyazhigongyicanshu,xihuabianxingaoshitijingli,jingguoaoshitixiangtiesutihezhuguangtidexiangbian,xingchengxixiaodetiesutijinglihejiaoweixixiaodezhuguangtiqiutuan,congerdadaotigaogangdeqiangdu、renxinghehanjiexingnengdemude;duiyugaotangangheguogongxiganglaishuo,caiyongkongwenyazhijishu,xihuabianxingaoshitijingli,zaijiejinaoshitixiangbiandianzhongya。 

  2、rejiyazhi

ag平台注册  muqianrejiyazhiyuangangguigeweiφ40yixia,bingqiezhuyaoweiditanganghedihejingang,yixihuatiesutijingliweizhuyaomude,zai750℃ -790℃zhongya,jingyaqianhejingyahouyaochuanshuilengque。zaidaguigeyuangang,chuanshuilenghou,biaomianhexinbuwendubujun,yazhihoubiaomianyixingchengxixiaoliewen;yahouzaijiejingshixinbuyubiaomianjinglidubutong,zaochengbangcaihengduanmianshangzuzhibujun。

  3、changhuayazhi

ag平台注册  duiyuφ40-φ80yuangangkecaiyongchanghuayazhi,zuihousidaocizongbianxingliangyaozai50-60%,jinjingyajiqiandengwen,zhongyawendu800℃ -850℃,yahoukuaisulengque。 

  4、kongwenyazhi

  zhongyawendu850℃ -900℃,yahoukongzhilengque,tigaobiaomianzhiliang。duiyugaotangang,kehuodejiaoweixixiaodezhuguangtiqiutuan;duiyuguogongxigang,kejianqingwangzhuangtanhuawudexichu。 

laiyuan:yagangzhijia

 

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