国内外不锈钢管技术发展趋势

1河南科技学院2009届本科毕业论文（设计）论文题目：国内外不锈钢管技术发展趋势DevelopmentTrendofManufacturingTechnologiesforStainlessSteelTubesBothatHomeandAbroad2学生姓名：王小莉所在院系：机电学院所学专业：机电技术教育导师姓名：王焕琴完成时间：2009年月日国内外不锈钢管生产技术发展趋势摘要：介绍了国内外不锈钢管的发展历程，分析了不锈钢管的生产设备，详细阐述了国内外不锈钢管生产技术向“三步法”炼钢与连铸工艺、热挤压工艺、冷加工以冷轧为主、冷拔为辅、有机溶剂脱脂、精整设备现代化、焊接+冷拔生产工艺、超声波振动冷拔工艺、温轧技术的发展趋势。从管坯生产工艺，热轧钢管生产工艺，冷拔冷轧工艺，脱脂工艺，工艺润滑，表面抛光等7个方面指出了我国与国外的差距。提出了我国不锈钢管技术应在“采用世界先进和成熟工艺技术生产不锈钢无缝管”、“积极开发高档次高附加值和大规格的不锈钢焊管”、“重视热处理和精整设施”的改造意见。关键词：不锈钢管，生产技术，发展趋势，造意见3DevelopmentTrendofManufacturingTechnologiesforStainlessSteelTubesBothatHomeandAbroadAbstrast:Theevolutionofoverseasstainlesssteeltubesispresentedsystematically,andtheproceses,developmenttrendofmanufacturingtechnologiesforstainlesssteeltubestowardthe“three-stepmethods”processsteelmakingandcontinuouscasting,hotextrusionprocess,coldtocoldRollingmainlycold-drawingasasupplement,organicsolventdegreasing,finishingthemodernizationofequipment,welding+colddrawingproductionprocess,cold-drawingprocessofultrasonicvibration,temperaturetrendsbothathomeandabroadareanalyzedinthisarticle.Alsoaddressedhereisthegapbetweenthedomesticsectoranditscounterpartoverseasonthesaidtechnologiesinvolvingsevenaspects,namely,bloom-makingprocess,tubehot-rolling,tubecold-rolling/drawingprocesses,degreasingprocesses,processlubrication,surfacepolishing.MadeofstainlesssteelpipetechnologyinChinashouldadopttheworld'smostadvancedandmaturetechnologyofproduction4ofstainlesssteelseamlesspipe,andactivelydevelophighvalue-addedandhigh-gradelarge-sizedstainlesssteelpipe,attachimportancetoheattreatmentandfinishingfacilitiesinthetransformationoftheirviews.Theuseoftheworld'smostadvancedandmaturetechnologyofproductionofstainlesssteelseamlesspipe目录0引言..................................................................11不锈钢的发展及应用概况.............................................................................................................22不锈钢管的现代生产设备.............................................................................................................22.1挤压机.........................................................................................................................................22.2冷轧管机和拉拔机...................................................................................................................32..3光亮热处理炉................................................................................................................................32.4辅助设备及设施.......................................................................................................................42.4.1脱脂装置............................................................................................................................42.4.2抛光机.................................................................................................................................62.4.3无损检测装置...................................................................................................................63世界不锈钢管生产技术的发展趋势...........................................................................................73．1“三步法”炼钢和连展铸工艺........................................................................................73.2热挤压工艺.............................................................................................................................1053.3冷加工以冷轧为主、冷拔为辅..........................................................................................103.4焊接工艺.......................................................................................................................................133.4.1氩弧焊..............................................................................................................................133.4.2高频焊...............................................................................................................................133.4.3组合焊接技术......................................................................................................................133.5有机溶剂脱脂...........................................................................................................143.6光亮热处理...............................................................................................................143.7精整设备现代化.......................................................................................................143.8新技术新工艺.........................................................................................................................153.8.1焊接+冷拔生产工艺..................................................................................................153.8.2温轧技术......................................................................................................................153.8.3超声波振动冷拔工艺................................................................................................154：我国不锈钢管生产技术及与世界先进水平的差距.................................................................................................................................................................164.1管坯生产工艺的差距.................