石鋼公司自主開發高強度低溫韌性彈簧鋼DSAK20成功應用卡特彼勒

河鋼集團石鋼公司自主開發的高強度低溫韌性彈簧鋼DSAK20，成功應用於國際名企——卡特彼勒20噸和30噸的主力挖掘機機型，結束了該企業在中國所生產的挖掘機漲緊彈簧用鋼依賴進口的曆史。

katebileshiquanqiuzuidadegongchengjixieshengchanqiye。zaiyukatebilejishurenyuanduijiejiaoliuzhong，hegangshiganghuozhiqizaizhongguoshengchandewajuejidehexinlingbujianzhangjindanhuangyinjishuzhangai，xuyaocongguowaijinkou
，youyingaijinkoucailiaojiageangguihejiaohuoqichang，zhiyuelekatebilezaizhongguoshichangwajuejidekaituo。hegangshiganglijizhidingmubiao——開發高強度低溫韌性彈簧鋼。

河鋼石鋼有關負責人了解到，國內正在進行該材料國產化的幾個特鋼企業相繼失敗，要想“啃”xiazhekuaiyinggutou，zhinengkaozizhukaifa。gaigongsijishurenyuanlingpiqijing，zaihuibiguowaiqiyezhuanlibaohufanweideqiantixia

，jingguoduoluncidehuaxuechengfenyouhuaherechuligongyitiaojianmosuo，buduanzongjiejingyangaijintisheng
，zuizhongqudezhongdatupo，jizizhukaifadegaoqiangdudiwenrenxingdanhuanggangDSAK20，tongguolekatebiledeshiyanhejiance，wanquanmanzukehudejishuyaoqiu。muqian，gaigaoduangangzhongzaishixianwendinggonghuokatebile，yingyongyuqizhuliwajuejidetongshi
，haishenbaobinghuodeleguojiafamingzhuanli。