904LBUXIUGANGBANFENWEI：REYABUXIUGANGBAN、LENGYABUXIUGANGBAN、JINGYABUXIUGANGBAN。

　　FENLEI

　　CHAOJIAOSHITIBUXIUGANG(904LBUXIUGANGBAN)SHIYIZHONGHANTANLIANGHENDIDEGAOHEJINHUADEAOSHITIBUXIUGANG,ZAIXILIUSUANZHONGYOUHENHAOKANGFUSHIXING，ZHUANWEIFUSHITIAOJIANKEKEDEHUANJINGERSHEJI。JUYOUJIAOGAODEGEHANLIANGHEZUGOUDENIEHANLIANG，TONGDEJIARUSHITAJUYOUHENQIANGDEKANGSUANNENGLI，YOUQIDUILVHUAWUJIANXIFUSHIHEYINGLIFUSHIBENGLIEYOUGAODUKANGXING，BUYICHUXIANSHISUNBANHELIEFENG,KANGDIANSHINENGLILVEYOUYUQITAGANGZHONG,JUYOULIANGHAODEKEJIAGONGXINGHEKEHANXING，KEYONGYUYALIRONGQI。

　　PAIHAO

　　ZHONGGUOPAIHAO：00Cr20Ni25Mo4.5Cu

　　DEBIAOPAIHAO：1.4539

　　MEIBIAOPAIHAO：N08904

　　OUZHOUBIAOZHUN：904L

　　904LBUXIUGANGDEHUAXUECHENGFEN%

　　C≤0.03，Si≤1.00 ，Mn≤2.00，P≤0.035，S≤0.03，Ni:23.0-25.0，Cr:18.0-20.0，

　　Mo:3.0-4.0，Cu:4.0-5.0。

　　XINGNENG

　　HEJINHEZHUANGTAI:926 ,

　　KANGLAQIANGDU(Rm N/mm2):490,

　　QUFUQIANGDU(RP0.2N/mm2):216,

　　YANSHENLVA5 %:35.

　　MIDU：8.24g/cm3

　　YONGTU

　　SHIYOU、SHIHUASHEBEI，RUSHIHUASHEBEIZHONGDEFANYINGQIDENG。

　　* LIUSUANDECHUCUNYUYUNSHUSHEBEI，RUREJIAOHUANQIDENG。

　　* FADIANCHANGYANQITUOLIUZHUANGZHI，ZHUYAOSHIYONGBUWEIYOU：XISHOUTADETATI、YANDAO、DANGMENBAN、NEIJIAN、PENLINXITONGDENG。 * YOUJISUANCHULIXITONGZHONGDEXIDIQIHEFENGSHAN。

　　*HAISHUICHULIZHUANGZHI，HAISHUIREJIAOHUANQI，ZAOZHIGONGYESHEBEI，LIUSUAN、XIAOSUANSHEBEI，ZHISUAN、ZHIYAOGONGYEJIQITAHUAGONGSHEBEI、

　　YALIRONGQI，SHIPINSHEBEI。

　　*ZHIYAOCHANG:LIXINJI，FANYINGQIDENG。

　　*ZHIWUSHIPIN：JIANGYOUGUAN，LIAOJIU，YANGUAN，SHEBEIHEFULIAO。

　　PEITAOHANCAIXINGHAO：HANTIAO(E385-16/17)，HANSI(ER385)。

　　904LBUXIUGANGBANYONGTUGUANGFAN，JUYOULIANGHAODENAIFUSHIXING，NAIREXING，DIWENQIANGDUHEJIXIETEXING;CHONGYAWANQUDENGREJIAGONGXINGHAO，WURECHULIYINGHUAXIANXIANG。GUANGFANYONGYUJIATINGYONGPIN(1、2LEICANJU)、CHUJU、SHINEIGUANXIAN、RESHUIQI、GUOLU、YUGANG、QICHEPEIJIAN、YILIAOQIJU、JIANCAI、HUAXUE、SHIPINGONGYE、NONGYE、CHUANBOBUJIAN。

　　ZHUYISHIXIANG

　　1 HANJIEXINGNENG

　　YUYIBANDEBUXIUGANGYIYANG ,90 4 LKEYICAIYONGGEZHONGGEYANGDEHANJIEFANGSHIJINXINGHANJIE。***CHANGYONGDEHANJIEFANGSHIWEISHOUGONGDIANHUHANHUOSUIXINGQITIBAOHUHAN ,HANTIAOHUOHANSIJINSHUJIYUMUCAIDECHENGFENQIECHUNDUGENGGAO ,MUDEHANLIANGYAOQIUGAOYUMUCAI。HANQIANYIBANWUXUJINXINGYURE ,DANSHIZAIHANLENGDEHUWAIZUOYE ,WEIBIMIANSHUIQIDENINGJI ,JIETOUBUWEIHUOLINJINQUYUKEZUOJUNYUNJIARE。ZHUYIJUBUWENDUBUYAOCHAOGUO 10 0℃ ,YIMIANDAOZHITANJIJU ,YINQIJINGJIANFUSHI。HANJIESHIYICAIYONGXIAODEXIANNENGLIANG、LIANXUJIKUAIDEHANJIESULV。HANHOUYIBANWUXURECHULI ,RUXUJINXINGRECHULI ,XUJIAREZHI 110 0～ 1150℃HOUXUNSULENGQUE。

　　2　JIJIAGONGXINGNENG

　　90 4 LDEJIJIAGONGTEDIANLEISIYUQITAAOSHITIBUXIUGANG ,JIAGONGGUOCHENGZHONGYOUZHANDAOJIJIAGONGYINGHUADEQUSHI。XUCAIYONGZHENGQIANJIAOYINGZHIHEJINDAOJU ,YILIUHUAJILVHUAYOUZUOWEIQIEXUELENGQUEYE ,SHEBEIJIGONGYIYINGYIJIANSHAOJIAGONGYINGHUAWEIQIANTI。QIEXUEGUOCHENGZHONGYINGBIMIANYONGMANDEQIEXUESUDUJIJINDAOLIANG。

　　3.SHENGCHANGONGYI

　　ZUOWEITONGYONGXINGNAISHICAILIAODE904LBUXIUGANGBANCAI，JINGLENGYAHOUKEDEDAOGAOXINGNENGDECHANPIN，KEYONGYUBAOKUOSHIPINGONGYESHEBEI、CHUFANGYONGQIMINYIJIDIANZIXINGYEDENGDUOGELINGYU。GEGELINGYUDEYONGTUBUTONG，DUILENGYABUXIUGANG904LBUXIUGANGBANDEXINGNENGYAOQIUYEBUYIYANG，TEBIESHIDANGBUXIUGANGDAIDEHOUDUJIAOXIAOSHI，XUNQIUQIZONGHEDELENGJIAGONGXINGNENGJIWEIZHONGYAO。TONGGUOFENXIYAZHI、TUIHUOGONGYIDUIQIXINGNENGHEZUZHIDEYINGXIANG，YANJIUSHENGCHANGONGYICANSHUDUIQIZUZHIHEXINGNENGDEYINGXIANGGUILV，KEYIWEIXIANCHANGYOUHUASHENGCHAN、TIGAOXINGNENGTIGONGSHIYANSHUJU。