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我国国标空心镀铬管的发展

作者:kengpizza.cn 发布于:2019/2/11 17:39:33 点击量:

我过国标空心镀铬管生产起步较晚,用电弧炉大量生产国标空心镀铬管博牛社区是在1949年以后,早期先生产Cr13型马氏体国标空心镀铬管;掌握生产技术后,大量生产18-8型Cr-Ni奥氏体钢,例如,1Cr18Ni9Ti()的生产始于1952年。随后,为适应国内化学工业发展的需要,又开始生产含2%~3%Mo的i和i等。

WEILEJIEYUEGUIZHONGJINSHUNIE,1958NIANXIANGAISI204GANGZHONGJIARU2%~3%Mo,YANZHILEo3N(204+Mo),YONGYUQUANXUNHUANFANIAOSUSHENGCHANZHUANGZHIYIDAITI(Ti)。ZI1959NIANQIKAISHIFANGZHIYIMn、NDAINiDE()HE(12CrMn9Ni5N),20SHIJI50NIANDAIMODAO60NIANDAICHU,KAISHIGONGYESHIZHI1Cr17Ti(10Cr17Ti)、1Cr17Mo2TiHE1Cr25Mo3TiDENGWUNIETIESUTIGUOBIAOKONGXINDUGEGUANBINGKAISHIYANJIUNAIFAYANXIAOSUANFUSHIDEGAOGUIGUOBIAOKONGXINDUGEGUANlTi(XIANGDANGYUXINPAIHAOAlTiHESULIANPAIHAOЭИ654),CIGANGZHONGSHIJISHANGSHIYIZHONGα+γSHUANGXIANGGUOBIAOKONGXINDUGEGUAN。

CONG20SHIJI60NIANDAIKAISHI,YOUYUGUONEIHUAGONG、HANGTIAN、HANGKONG、YUANZINENGDENGGONGYEFAZHANDEXUYAOYIJICAIYONGDIANLUYANGQILIANGANGJISHU,YIDAPIXINGANGZHONG,RU17-4PH,17-7PH,PH15-7MoDENGCHENDIANYINGHUAGUOBIAOKONGXINDUGEGUANHANC≤0.03%DECHAODITANGUOBIAOKONGXINDUGEGUAN00Cr18Ni10(022Cr19Ni10)、(2)、(3)YIJIWUNiDECr-Mn-NGUOBIAOKONGXINDUGEGUANXIANGJIYANZHICHENGGONGBINGTOURULESHENGCHAN。

CONG20SHIJI70NIANDAIQI,WEIJIEJUEHUAGONG、YUANZINENGGONGYEZHONGSUOCHUXIANDE18-8XINGCr-NiGANGDELVHUAWUYINGLIFUSHIWENTI,YIXIEAOSHITI+TIESUTICr-NiSHUANGXIANGGUOBIAOKONGXINDUGEGUANXIANGJIYANZHIWANCHENGBINGZHENGSHISHENGCHANHEYINGYONG,ZHUYAOGANGHAOYOU1Cr21Ni5Ti(12Cr21Ni5Ti)、00Cr26Ni6Ti、i、i2(3RE60)HEi2NbDENG。i2NbSHIWEILEJIEJUERUIDIANPAIHAO3RE60HANHOUYICHUXIANDANXIANGTIESUTIZUZHI,DAOZHINAISHIXINGHERENXINGXIAJIANGERFAZHANDEHANN、NbDEAOSHITI+TIESUTISHUANGXIANGGUOBIAOKONGXINDUGEGUAN。DAO20SHIJI80NIANDAI,WEIJIEJUELVHUAWUDEDIANSHI、FENGXIFUSHIDENGJUBUFUSHIPOHUAIYOUYANZHIHEFANGZHILEHANNDEDIERDAIAOSHITI+TIESUTISHUANGXIANGGUOBIAOKONGXINDUGEGUANRU、HECuNDENG,BUJINSHIWOGUODESHUANGXIANGGUOBIAOKONGXINDUGEGUANXINGCHENGLEXILIE,ERQIEHAISHENRUYANJIULETAMENDEZUZHIHEXINGNENGYIJINZAISHUANGXIANGGUOBIAOKONGXINDUGEGUANZHONGDEZUOYONGJIZHI。

20SHIJI70NIANDAIYILAI,WOGUOGUOBIAOKONGXINDUGEGUANCAILIAOYANJIUGONGZUODEQITAZHONGYAOJINZHANYOU:YANZHILEGAOQIANGDUHECHAOGAOQIANGDUDEMASHITISHIXIAOGUOBIAOKONGXINDUGEGUANBINGTOURUGONGYESHIZHIYUYINGYONG;CAIYONGZHENKONGGANYINGLU、ZHENKONGDIANZISHULUHEZHENKONGZIHAOLUYELIANBINGPILIANGSHENGCHAN(C+N)HANLIANG≤(150~250)×10-6DEGAOCHUNTIESUTIGUOBIAOKONGXINDUGEGUAN00Cr18Mo2(i)、00Cr26Mo1HE00Cr30Mo2(008Cr30Mo2);MoHANLIANG≥4.5%DEGAOMoHEGAOMoHANNDECr-NiAOSHITIGUOBIAOKONGXINDUGEGUANLIRU,YANZHICHENGGONG.5Cu、(N)、NDENGBINGZAIHUAGONG、SHIHUAHEHAIYANGKAIFADENGLINGYUZHONGHUODELEYINGYONG;ZAIJIEJUENONGXIAOSUANHEGURONGJINGJIANFUSHIFANGMIAN,YANZHILEHEJIZHONGCHAODITANGAOGUIGUOBIAOKONGXINDUGEGUAN。


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