第44卷第6期2022年12月甘肃冶金GANSUMETALLURGYVol.44No.6Dec.,2022文章编号:1672⁃4461(2022)06⁃0070⁃04SUS430不锈钢氧化铁皮缺陷分析及控制王珂,刘天增,万占学(酒泉钢铁(集团)有限责任公司,甘肃嘉峪关735100)摘要:通过钢卷表面缺陷产生部位和热加工工艺参数统计,结合SEM检测分析得出:温度偏高是氧化皮缺陷发生的主要原因,精轧压下率对缺陷的发生影响不大。调整加热炉出炉温度为1151~1155℃,在炉时间200~240min,定期组织粗轧除鳞测试,优化生产排布,超纯铁素体不锈钢与SUS430不锈钢连续轧制生产时,采用加热炉空步距措施,可以防止氧化皮缺陷发生。关键词:SUS430;表面;压下率;氧化皮缺陷;温度中图分类号:TG142.71文献标识码:AAnalysisandControlofOxideScaleDefectsofSUS430StainlessSteelWANGKe,LIUTian⁃zeng,WANZhan⁃xue(JiuquanIron&Steel(Group)Co.Ltd.,Jiayuguan735100,China)Abstract:Throughthestatisticsofsteelcoilsurfacedefectsandhotworkingprocessparameters,combinedwithSEMde⁃tectionandanalysis,itisconcludedthatthehightemperatureisthemaincauseofoxidescaledefects,andthereductionrateoffinishrollinghaslittleeffectontheoccurrenceofdefects.Adjusttheoutlettemperatureoftheheatingfurnaceto1151~1155℃,andregularlyorganizetheroughrollingdescalingtestfor200~240mintooptimizetheproductionlayout.Whenultra⁃pureferriticstainlesssteelandSUS430stainlesssteelarecontinuouslyro...