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一种大口径厚壁焊管的生产方法

发布时间:2020/5/16 9:23:40人气:396

  一种长形的空心物的离心铸造方法,特别涉及一种大口径厚壁焊管的生产方法。

  XIANYOUJISHUZHONG,GUTIKELIHUOJIANGTIWUDESHUSONGGUANDAO,LIRU:XUANKUANGCHANGSHUSONGKUANGSHI、 HUODIANCHANGSHUSONGMEIZHA、KUANGSHANSHUSONGNIJIANGDENG,YIBANJUNSHIYONG16MnHANGUANHUOYAZHIGUAN,YOU YUZHEIXIEDIHEJINGUANBENSHENHEJINHANLIANGDI,JIAZHICHENGXINGHOUWEIJINXINGRECHULI,ZUZHIYIBAN WEITIESUTI+ZHUGUANGTI,YINGDUDI,BIRANDAOZHIQIKANGMOXINGCHA,LIRU:PANGANGXUANKUANGCHANGSHI YONGDE16MnHANGUANZAISHUSONGKUANGJIANGSHI,HANGUANSHIYONGSHOUMINGJIN3-4GEYUE,DUANSHIJIN1 GEYUE,NANYIMANZUSHENGCHANSHANGDEXUYAO,YINERGUTIHUOJIANGTISHUSONGXINGYEJIXUGAOKANGMOGANG GUAN;DANSHI,YOUYUJUYOUGAOKANGMOXINGNENGDEHEJIN,QIHANJIEXINGHEYALIJIAGONGXINGNENGJIAOCHA, CAIYONGCHUANTONGDEHANGUANHUOYAZHIGUANSHENGCHANGONGYINANYIZHICHENGGANGGUAN。

  本发明之目的旨在克服上述现有技术之不足,提供一种抗磨性能好、 使用寿命长的高抗磨的离心铸管用合金材料及采用强力变速离心铸造生 产大口径厚壁焊管的方法。

  BENFAMINGDENEIRONGSHI:YIZHONGDAKOUJINGHOUBIHANGUAN,QITEZHENGSHIZHUGUANCAILIAOYOU:

  (a)C0.25-0.55%,Si1.0-2.0%,Mn2.0-3.0%,B0.0005- 0.001%,S≤0.035%,P≤0.035%,YULIANGWEIFeZUCHENG(ZHONGLIANG%);HUOYOU

  (b)C0.40-0.60%,Si0.5-2.0%,Mn1.0-2.0%,Cr0.5-3.0%, Mo0.1-0.5%,S≤0.035%,P≤0.035%,YULIANGWEIFeZUCHENG(ZHONGLIANG%);HUOYOU

  (c)C0.25-0.30%,Si0.8-1.5%,Mn0.8-1.5%,Mn0.8-1.5%, Ni0.3-0.6%,V0.05-0.10%,S≤0.035%,P≤0.035%,YULIANGWEIFeZUCHENG (ZHONGLIANG%);

  BENFAMINGDENEIRONGHAIBAOKUO:YIZHONGDAKOUJINGHOUBIHANGUANDESHENGCHANFANGFA,QITEZHENGSHIBAO KUOXIALIEBUZHOU:

  a.YELIAN:YIFEIGANGJIHEJINWEIZHUYAOYUANLIAO,CAIYONG0.5-3.0tDIANHULUHUO0.25 -0.5tZHONGPINGANYINGLURONGLIAN,RONGLIANZHONGDUOCIJINXINGLUQIANFENXI(LIRU:HUAXUEFAHUOZHI DUGUANGPUYI),GENJULUQIANFENXIJIEGUODIAOZHENGGANGSHUICHENGFEN,ZHIGANGSHUICHENGFENFUHECAILIAOZUCHENG (a)、(b)HUO(c)HOUCHULU,GANGSHUICHULUWENDUWEI1500-1650℃;

  b.XINGTONGDEZHUNBEI:XINGTONGZAIDIYICISHIYONGSHI,XIANJINXINGHONGKAO,RANHOUDUIXINGTONGNEI BIAOMIANJINXINGPENTUSHIYINGHUOGAOYINGTULIAO,PENTUHOU,ZAIDUINEIBIAOMIANJINXINGHONGKAO;

  c.LIXINJIAOZHU:ZAILIXINJISHANG,FANGZHIJINGHONGKAOPENTUDEXINGTONG,JIANGGANGSHUIJIAOZHUYU XINGTONGNEICHENGXING;

  d.TUOMO:DANGZHUGUANNEIBIWENDUJIANGDAO400-800℃SHI(GENJUBUTONGCAILIAOPEIFANGQUE DING)TINGCHETUOMO,JIANGZHUGUANYUXINGTONGFENLI;

  e.ZAIXIANRECHULI:YONGYASUOKONGQIHUOSHUIPENCHUIZHUGUANNEIBI、HUOJIANGZHUGUANKONGLENGDAO300 -500℃,RANHOUJIANGZHUGUANZHIYUDIANLUZHONGBAOWEN2-8h,ZAIKONGLENG,JIZHIDECHANPIN。

  BUZHOUcZHONGSUOSHULIXINJIAOZHUSHI:ZAIWOSHILIXINJISHANG,FANGZHIJINGHONGKAOPENTUDEXING TONG,XINGTONGZHANGDUWEI4000-8000mm,NEIJINGWEIφ327-600mm,JIAOZHUSHI,XINGTONG CHUZHUANSUWEI500-700r/min,SUIZHEGANGSHUIZHURUXINGTONGZHONG,XINGTONGYI170-350r/min2DEJIASUDUTISHENGZHUANSU,GANGSHUIJIAOZHUSUDUWEI20-150kg/s,GANGSHUIJIAOZHUWANBISHI,XING TONGZHUANSUDADAO2000-4000r/min,NINGGUHOU,XINGTONGYI -100--200r/min2DEJIASUDUJIANSUZHI100-200r/min;


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