SHANXILANSHENGGANGTIEYOUXIANGONGSISHENGCHANXIAOSHOUDE20#WUFENGGANGGUANWEIDITANGANGGUAN，TANGANGYIBANFENWEIDITANGANG、ZHONGTANGANGHEGAOTANGANGSANZHONG，QIZHONG45#GANGWEIZHONGTANGANG，DIYU45#JIWEIDITANGANG，GAOYU45#JIWEIGAOTANGANG，WUFENGGANGGUANRUMEIYOUTESHUYAOQIU，YIBANJUNCAIYONG20#WUFENGGANGGUAN，20#WUFENGGANGGUANZAIWOGUOGANGGUANYEZHONGJUYOUZHONGYAODEDIWEI。

   20#WUFENGGANGGUANCAIZHIWEI20#GANG，QIANGDUBI15#SHAOGAO，HENSHAOCUIHUO，WUHUIHUOCUIXING。LENGBIANXINGSUXINGGAO、YIBANGONGWANQU、YAYAN、WANBIANHECHUIGONGDENGJIAGONG，

DIANHUHANHEJIECHUHANDEHANJIEXINGNENGHAO，QIHANSHIHOUDUXIAO，WAIXINGYAOQIUYANGEHUOXINGZHUANGFUZADEZHIJIANSHANGYIFASHENGLIEWEN。QIEXUEJIAGONGXINGLENGBAHUOZHENGHUOZHUANGTAIJIAOTUIHUOZHUANGTAIHAO、YIBANYONGYUZHIZAOSHOULIBUDAERRENXINGYAOQIUGAODEGONGJIAN。

20#WUFENGGANGGUANDECAILIAOWEI：YOUZHITANSUJIEGOUGANG

PAIHAO：20#

标准：GB8162-2008、GB/T8163-2008、GB3087-2008、GB9948-2006、GB5310-2008。

化学成分：

TAN C ：0.17%～0.2% GUI Si：0.17%～0.37% MENG Mn：0.35%～0.65% LIU S ：≤0.035% LIN P ：≤0.035% GE Cr：≤0.25% NIE Ni：≤0.25% TONG Cu：≤0.25%

力学性能：

KANGLAQIANGDU σb (MPa)：≥410(42)QUFUQIANGDUσs (MPa)：≥245(25)SHENZHANGLV δ5 (%)：≥25DUANMIANSHOUSUOLV ψ (%)：≥5，YINGDU ：WEIRECHULI,≤156HB，SHIYANGCHICUN：SHIYANGCHICUN25mm

热处理规范及金相组织：

RECHULIGUIFAN：ZHENGHUO,910℃,KONGLENG。JINXIANGZUZHI：TIESUTI+ZHUGUANGTI。

JIAOHUOZHUANGTAI：YIBURECHULIHUORECHULI（TUIHUO、ZHENGHUOHUOGAOWENHUIHUO）ZHUANGTAIJIAOHUO。YAOQIURECHULIZHUANGTAIJIAOHUODEYINGZAIHETONGZHONGZHUMING，WEIZHUMINGZHEANBURECHULIJIAOHUO。

XIAOSHOUCHANPIN：XIANWUFENGGANGGUAN、XIANHEJINGANGGUAN、XIANJINGMIGANGGUAN、XIANDIZHIZUANTANGANGGUAN、XIANDUXINGANGGUAN、XIANHANGUAN、XIANLUOXUANHANGUAN、XIANGAOYAGUOLUGUAN、XIANFANGJUGUAN、XIANNAIMOGANGGUAN、XIANHOUBIGANGGUAN、XIANREKUOGUAN/ZHONGZHIFENGGANGGUAN，XIANWUFENGGANGGUANLINGQIEGEJIAGONGXIALIAO；KEJIAGONGZHEWAN、WANGUAN、TAOSI、HANJIE、REDUXIN、YUANGANGTAOKONG、NEIWAIJIAGONG、FANGFUBAOWEN、XIAOKOUJINGGANGGUANKUAISUQIETOUXIALIAO。CILEIXINGGANGGUANBEIGUANGFANDEYINGYONGZAI：DIANLIHUAGONG，DIANLIJISHUI，SHUSHUISHUQI，JIANZHUGANGJIEGOU，QICHEZHIZAO，JIXIEZHIZAO，QIAOLIANGGOUZAO，CHUANBOZHIZAODENGZHUDUOLINGYUZHONG。