DIANLIYONGREDUXINGANGJIAOXIANYAOQIUQIANGDUJIAOGAO。LIYONG77MnAGANGPANTIAOJINGGUOSHENGCHANJIBIAOMIANCHULI、LABA、TUOZHI、RECHULI、ZHUDU、REDUXINHEJIAOZHIDENGGONGXU,DUIGAOQIANGDUDUXINGANGJIAOXIANJINXINGSHENGCHANSHIZHI。
盤條除了對化學成分和力學性能有要求外,其他要求為:1)索氏體體積分數≥85%;2)鋼中全氧質量分數≤30×10-6,氮質量分數≤50×10-6;3)中心偏析≤1.5級,A類夾雜物等級≤1.5級;4)晶粒度8.5級;5)直徑偏差±0.3 mm,不圓度≤0.3 mm。
鍍鋅鋼絞線原料試制工藝:盤條鹽酸洗→水漂洗→高壓水沖洗→磷化→水洗→皂化→烘干→拉拔→脫脂→放線→鉛浴→水洗→酸洗→水洗→助鍍→熱鍍鋅→絞制。
BIAOMIANCHULICAIYONGCHANGWENYANSUANXI、ZHONGWENLINHUAGONGYI,JUTIGONGYICANSHU:(1)YANSUANZHILIANGFENSHUWEI15%~20%;(2)SUANXIWENDUWEISHIWEN;(3)SUANXISHIJIANYUE10 min;(4)SUANZHONGYATIELIZIZHILIANGNONGDU≤200 g/L;(5)LINHUAWENDU60~75 ℃;(6)LINHUASUANBI10~15;(7)LINHUASHIJIAN10~15 min;(8)LINHUAMOHOUDU≥11μm。
LABACAIYONGJIAOXIAODEDAOCIYASUOLV,LABAGONGYI: Φ6.5→5.82→5.32→4.86→4.44→4.09→3.76→3.46→3.19→2.98mm。RECHULIWENDU715~730℃,SHOUXIANSUDU8.5 m/min,JIARESHIJIANYUE124 s。
kpl竞猜平台 CAIYONGDEZHUDUGONGYICANSHU:(1)CAIYONGLVHUAANHELVHUAXINHUNHERONGJIZUOZHUDUJI,ZHILIANGBIWEIZnCl2:NH4Cl=1:3;(2)ZHUDUJIZHILIANGFENSHUWEI8%~12%,ZHUDUYEpHZHI4~5;(3)ZHUDUYEWENDU≥60℃;(4)YATIEYANZHILIANGNONGDU≤10 g/L;(5)HONGGANWENDU≥150 ℃。REDUXINSHIXINYEWENDUWEI455~465℃,DUXINSHIJIAN12 s,XINCENGHOUDUANZHAOBIAOZHUNKONGZHI;NIANZHISHI7GENGANGSIFANGXIANZHANGLIYINGYIZHI。
實踐表明,試制工藝生產的高強度鍍鋅鋼絞線技術指標可滿足GB/T 3428—2002的要求。
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