腾飞彩票

返回
腾飞彩票
分类

0053 3再将风冷后的钢材放入430钢

日期: 2021-08-08 10:23 浏览次数 :

  【ZHUANLIZHAIYAO】BENFAMINGSHEJIYIZHONGGANGCAIDEZHENGHUORECHULIGONGYI,BAOKUORUXIABUZHOU:(1)JIANGLUWENSHEDINGWEI800℃-980℃DELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN;(2)CHULUHOUCHANGKAIZHENGKUANGFENGLENG;(3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI450-550℃,JIAREZHISHEDINGWENDUHOUBAOWEN;(4)GANGCAICHULUHOU,YONGSHUIKUAISULENGQUE。BENFAMINGSUOTIGONGDEGONGYIJIAOWEIJIANDAN,CHENGBENJIAODI,BUJINYINGDUJIAOGAOERQIEJINGLIXIZHI。

腾飞彩票   [0001] BENFAMINGSHEJIYIZHONGGANGCAIDERECHULIGONGYI,YOUQISHEJIYIZHONG20Cr2Ni4GANGCAIDEZHENGHUORECHULI GONGYI。

  [0002] 20Cr2Ni4GANGWEIGAOQIANGDUHEJINSHENTANGANG,YOULIANGHAODEZONGHELIXUEXINGNENG,QICUITOUXING、QIANGRENXINGJUNCHAO GUO12CrMi3GANG。KEYONGZUOQIANGDUYAOQIUJIAOGAODESHENTANJIDIAOZHIJIEGOUJIAN。CHANGYONGYUZHIZAOZHONGXIAOXINGQICHE、TUOLA JIDEFADONGJIHECHUANDONGXITONGZHONGDECHILUN,YEKEDAITI12CrNi3GANGZHIZAOYAOQIUXINBUXINGNENGJIAOGAODESHENTANJIAN、 QINGHUAJIAN,RUSHIYOUZUANTANHEYEJINLUTIANKUANGYONGDEYAZHUAHEYALUNTI。

  [0003] 20Cr2Ni4钢锻造性能良好,锻造加热温度为1200°C,始锻温度1150°C,终锻温度 大于850°C,锻后缓冷。20Cr2Ni4钢虽为渗碳钢,但可经调质处理,可在调质状态下使用。 20Cr2Ni4钢经渗碳或碳氮共渗和淬火、低温回火处理,钢表面呈现较高的疲劳强度、高的硬 度与耐磨性,同时心部保持较高的强韧性,可满足使用要求。渗碳后不能直接淬火,而在淬 火前需进行一次高温回火,以减少表面大量残余奥氏体。20Cr2Ni4钢如在锻后出现晶粒粗 大时,即使经正火及随后渗碳加热,在淬火后仍将得到粗大的马氏体组织。

  [0004] RUCN100434542CGONGKAIDEYIZHONGGANGCAIDERECHULI,TEBIESHISHEJIYIZHONG20Cr2Ni4GANGCAIDEZHENG HUOGONGYI。GONGYIBUZHOURUXIA:(1)JIANGGANGCAIFANGRULUWENDU850°C_930°CDELUNEIJIAREDAO850°C_930°C HOUBAOWEN4-11XIAOSHI,(2)TONGGUO7-12XIAOSHIDEJIANGWENSHIJIANJIANGWENZHI540°C_650°CHOUBAOWEN0. 5-5XIAOSHI, (3)CHULUZHENGKUANGKONGLENG。TAGONGYIJIAOWEIJIANDAN,CHENGBENJIAODI,20Cr2Ni4GANGCAIYICIZHENGHUOHOUYINGDUJIUNENGDADAO 180HBS-227HBS,JIEJUELEXIANYOUJISHUSUOCUNZAIDEZHENGHUOJIAERDAOSANCIGAOWENHUIHUORECHULIGONGYICUNZAIZHEGONG YIJIAOWEIFUZAHECHENGBENJIAOGAODENGWENTI。DANSHIGAIFAMINGSUODEDAODEGANGCAIDEJINGLICUDA。

  [0005] WEILESHIDEDAODEGANGCAIYIFANGMIANJUYOUJIAOGAODEQIANGDU,LINGYIFANGMIANWEIFANGZHIGANGCAINEIBUDEJINGLICU DA,XUYAOKAIFAYIZHONG20Cr2Ni4GANGDEZHENGHUORECHULIGONGYI。

腾飞彩票   [0006] BENFAMINGMUDEZAIYUTIGONGYIZHONG20Cr2Ni4GANGCAIDEZHENGHUORECHULIGONGYI,BENFAMINGSUOTIGONGDEGONG YIJIAOWEIJIANDAN,CHENGBENJIAODI,BUJINYINGDUDADAOLINGRENMANYIDEXIAOGUO,ERQIEJIEJUELEJINGLICUDADEWENTI。

  [0007] BENFAMINGSUOTIGONGDE20Cr2Ni4GANGCAIDEZHENGHUORECHULIGONGYI,BAOKUORUXIABUZHOU:

腾飞彩票   [0012] ZAIRECHULIGONGYIZHONGJINXINGERCIHUIHUO,WEIHOUQIDEJIJIAGONGHEGANYINGRECHULITIGONGLELIANGHAODEZUZHI HEYINGDU,YOUXIAODIBIMIANLEYINBUPINGHENGZUZHIKUAISUJIARECHANSHENGDELIEWEN;TIGAOCAILIAODEZONGHEJIXIEXINGNENG。CAIYONG KUAISUSHUILENGZEYIZHILEDIERXIANGDEXICHU,FANGZHILEHUIHUOCUIXING。

  [0017] BENFAMINGCAIYONGERCIHUIHUOHESHUILENGJIEHEDERECHULIGONGYI,YIFANGMIANSHIHUODEDEGANGCAIYINGDUGAO,JI XIEXINGNENGHAO,LINGYIFANGMIANDEDAODEJINGLIDULINGRENMANYI,TONGSHIJIAGONGGONGYIJIANDAN,CHENGBENJIAODI。

  [0018] 下面通过具体实施例,430钢锭对本发明的技术方案作进一步具体的说明。

腾飞彩票   [0021] (1)JIANGLUWENSHEDINGWEI800°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWENIh;

腾飞彩票   [0023] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI550°C,JIAREZHISHEDINGWENDUHOUBAOWEN5h;

  [0027] (1)JIANGLUWENSHEDINGWEI850°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN3h;

  [0029] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI450°C,JIAREZHISHEDINGWENDUHOUBAOWENIOh ;

腾飞彩票   [0033] (1)JIANGLUWENSHEDINGWEI980°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN4h;

腾飞彩票   [0035] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI520°C,JIAREZHISHEDINGWENDUHOUBAOWEN2h;

  [0039] (1)JIANGLUWENSHEDINGWEI900°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN3h ;

  [0041] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI550°C,JIAREZHISHEDINGWENDUHOUBAOWEN5h;

  [0045] (1)JIANGLUWENSHEDINGWEI870°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN6h;

腾飞彩票   [0047] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI470°C,JIAREZHISHEDINGWENDUHOUBAOWEN7h;

  [0051] (1)JIANGLUWENSHEDINGWEI910°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWENa;

  [0053] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI490°C,JIAREZHISHEDINGWENDUHOUBAOWEN3h;

  [0057] (1)JIANGLUWENSHEDINGWEI810°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN4h;

  [0059] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI540°C,JIAREZHISHEDINGWENDUHOUBAOWEN6h;

腾飞彩票   [0063] (1)JIANGLUWENSHEDINGWEI840°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN5h;

腾飞彩票   [0065] (3)ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI490°C,JIAREZHISHEDINGWENDUHOUBAOWEN8h;

  [0068] GENJUGB231-84JINSHUBUSHIYINGDUSHIYANFANGFACEDING,GB/T6394-2002JINSHUPINGJUNJINGLIDUCEDING FADUISHISHILI1ZHISHISHILI5SUODEDEGANGCAIJINXINGYINGDUHEJINGLIDUDECESHI,CESHIJIEGUOJIANBIAO1。

  1. YIZHONG20Cr2Ni4GANGCAIDEZHENGHUORECHULIGONGYI,BAOKUORUXIABUZHOU: (1) JIANGLUWENSHEDINGWEI800°C _980°CDELUNEI,JIANGGANGCAIFANGRU,JIAREDAOSHEDINGWENDUHOUBAOWEN; (2) CHULUHOUCHANGKAIZHENGKUANGFENGLENG; (3) ZAIJIANGFENGLENGHOUDEGANGCAIFANGRULUNEI,LUWENSHEDINGWEI450-550°C,JIAREZHISHEDINGWENDUHOUBAOWEN; (4) GANGCAICHULUHOU,YONGSHUIKUAISULENGQUE。

腾飞彩票   2. GENJUQUANLIYAOQIU1SUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU(1)ZHONGSUOSHUDELUWENWEI 850°C -950°C。

腾飞彩票   3. GENJUQUANLIYAOQIU1HUO2SUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU⑴ZHONGSUOSHUDELUWENWEI 870。。-900。。。

  4. 根据权利要求1-3任一项所述的正火热处理工艺,其特征在于,步骤(1)中所述的保 温时间为l-6h。430钢锭

  5. GENJUQUANLIYAOQIU1-4RENYIXIANGSUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU(1)ZHONGSUOSHUDEBAO WENSHIJIANWEI2-4h,YOUXUAN3h。

  6. GENJUQUANLIYAOQIU1-5RENYIXIANGSUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU(2)ZHONGSUOSHUDEFENG LENGSHIJIANWEIlLING_15min,YOUXUANWEI10-13min。

  7. GENJUQUANLIYAOQIU1-6RENYIXIANGSUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU(3)ZHONGSUOSHUDELU WENWEI 470-530°C,YOUXUANWEI 500-520°C。

腾飞彩票   8. GENJUQUANLIYAOQIU1-7RENYIXIANGSUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,BUZHOU(3)ZHONGSUOSHUDEBAO WENSHIJIANWEIl-lLINGh,YOUXUANWEI2-8h,JINYIBUYOUXUANWEI4-6h。

腾飞彩票   9. GENJUQUANLIYAOQIU1-8RENYIXIANGSUOSHUDEZHENGHUORECHULIGONGYI,QITEZHENGZAIYU,430GANGDINGBUZHOU(4)ZHONGSUOSHUDEYONG SHUILENGQUESHIJIANWEI2_5min,YOUXUANWEI3_4min。