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q355b合金钢管的化学成分是怎样的

发表时间:2020/10/20 11:20:57 【   

  q355b合金钢管主含铝合金原素,钒V、钛Ti、铝AL、硼B、希土RE等铝合金原素,均属微铝合金原素,适用范围是用以发电厂,核电厂,高压锅炉,高溫受热面和再热水器等髙压高溫的管路上及机器设备上。

欢乐谷娱乐  q355bHEJINGANGGUANYOUJIHUAXUECHENGFEN

  (1)GANGCAIXINGHAOKAISHIDELIANGWEISHUZIBIAOSHIGANGDETANCHENGFEN,YIJUNZHITANCHENGFENDEBAIFENZHILINGDIANJIBIAOMING,RUDIAOZHIGANG,q355bHEJINGANGGUAN。

  (2)GANGZHONGGUANJIANLVHEJINYUANSU,CHUGEBIEWEILVHEJINYUANSUWAI,YIBANYIBAIFENZHIJIBIAOMING。DANGJUNZHILVHEJINCHENGFEN<1.5%SHI,GANGCAIXINGHAOZHONGYIBANZHIBIAOMINGHUAXUEFUHAO,ERBUBIAOCHUCHENGFEN,DANZAITESHUQINGKUANGXIAYIZHIGAOHUNZHE,ZAIHUAXUEFUHAOHOUYEKEYIBIAOYISHUJU"1",BIRUGANGCAIXINGHAO"12CrMoV"HE"12Cr1MoV",QIANMIANYIZHONGGECHENGFENWEI0.4-0.6%,HOUMIANYIZHONGWEI0.9-1.2%,QITACHENGFENSUOYOUTONGYANG。DANGLVHEJINYUANSUJUNZHICHENGFEN≥1.5%、≥2.5%、≥3.5%……SHI,ZAIHUAXUEFUHAOHOUBIANYINGBIAOCHUCHENGFEN,KEXIANGDUIBIAOMINGWEI2、3、4……DENG。BIRU18Cr2Ni4WA。

  (3)GANGZHONGDEFANV、TAITi、LVAL、PENGB、XITUREDENGLVHEJINYUANSU,JUNSHUWEILVHEJINYUANSU,JINGUANCHENGFENHENDI,RENGYINGZAIGANGCAIXINGHAOZHONGBIAOMING。BIRU20MnVBGANGZHONG。FANWEI0.07-0.12%,PENGWEI0.001-0.005%。

欢乐谷娱乐  (4)GAOJINAIREZHUTIEYINGZAIGANGCAIXINGHAOZHONGJIA"A",YICHABIEYUYIBANNAIREZHUTIE。

  (5)ZHUANYEZHUYAOYONGTUDEHEJINGONGJUGANG,GANGCAIXINGHAOGUANYU(HUOHOUZHUIMING)YIWEIZHEGAIGANGCAIPAIHAOZHUYAOYONGTUDEBIAOJI。BIRUMAOLUOZHUANYONGXINGDE30CrMnSiGANG,GANGCAIXINGHAOBIAOMINGWEIML30CrMnSi。


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