特厚(hou)鋼板(ban)(ban)(ban)是能源化工、海(hai)洋工程、裝備制造等國(guo)民經濟領域所需關(guan)(guan)鍵(jian)材(cai)料，國(guo)內(nei)高端(duan)特厚(hou)板(ban)(ban)(ban)一直依賴進(jin)口(kou)。河北鋼鐵(tie)(tie)集團舞(wu)陽鋼鐵(tie)(tie)有限責任公司是國(guo)內(nei)首家特厚(hou)鋼板(ban)(ban)(ban)生(sheng)產科研(yan)基(ji)地，歷時(shi)十年，研(yan)究開發(fa)了特厚(hou)鋼板(ban)(ban)(ban)生(sheng)產關(guan)(guan)鍵(jian)技術，實現了高端(duan)特厚(hou)鋼板(ban)(ban)(ban)質量達到或(huo)超(chao)過進(jin)口(kou)產品。

該項(xiang)目充(chong)分利用(yong)(yong)舞鋼(gang)(gang)公司技術(shu)裝備(bei)(bei)優(you)勢，通(tong)過(guo)(guo)深入理論(lun)研究(jiu)及生(sheng)(sheng)(sheng)(sheng)產實(shi)踐，掌(zhang)握了(le)(le)大單(dan)重、特(te)厚(hou)(hou)(hou)鋼(gang)(gang)板(ban)成(cheng)(cheng)(cheng)套生(sheng)(sheng)(sheng)(sheng)產工(gong)藝(yi)(yi)(yi)(yi)技術(shu)，積累了(le)(le)豐(feng)富(fu)的特(te)厚(hou)(hou)(hou)鋼(gang)(gang)板(ban)生(sheng)(sheng)(sheng)(sheng)產技術(shu)經(jing)驗(yan)。通(tong)過(guo)(guo)該技術(shu)生(sheng)(sheng)(sheng)(sheng)產的特(te)厚(hou)(hou)(hou)鋼(gang)(gang)板(ban)最(zui)大厚(hou)(hou)(hou)度(du)(du)700mm，各項(xiang)工(gong)藝(yi)(yi)(yi)(yi)技術(shu)達到(dao)國際先進(jin)水平；在初煉爐脫磷(lin)(lin)工(gong)藝(yi)(yi)(yi)(yi)的基礎上，創(chuang)新性(xing)地(di)把(ba)脫磷(lin)(lin)工(gong)藝(yi)(yi)(yi)(yi)延伸(shen)到(dao)還原精(jing)煉工(gong)藝(yi)(yi)(yi)(yi)，采用(yong)(yong)精(jing)確(que)出(chu)鋼(gang)(gang)控(kong)制(zhi)(zhi)技術(shu)，完全去除了(le)(le)初煉渣(zha)中的脫磷(lin)(lin)產物；創(chuang)新設計(ji)(ji)開發(fa)了(le)(le)35-50噸(dun)國內最(zui)大扁(bian)錠(ding)(ding)(ding)生(sheng)(sheng)(sheng)(sheng)產技術(shu)，通(tong)過(guo)(guo)錠(ding)(ding)(ding)模(mo)設計(ji)(ji)解決了(le)(le)鋼(gang)(gang)錠(ding)(ding)(ding)內部縮(suo)孔(kong)等瓶頸問題，并通(tong)過(guo)(guo)鋼(gang)(gang)錠(ding)(ding)(ding)小帽口、本(ben)體帽口設計(ji)(ji)實(shi)現(xian)了(le)(le)鋼(gang)(gang)錠(ding)(ding)(ding)單(dan)重的連續可調，提高鋼(gang)(gang)錠(ding)(ding)(ding)成(cheng)(cheng)(cheng)材率2%以上，鋼(gang)(gang)錠(ding)(ding)(ding)成(cheng)(cheng)(cheng)材率達國際先進(jin)水平；開發(fa)了(le)(le)國內唯一(yi)電(dian)渣(zha)重熔大型扁(bian)錠(ding)(ding)(ding)工(gong)藝(yi)(yi)(yi)(yi)，開發(fa)生(sheng)(sheng)(sheng)(sheng)產了(le)(le)三(san)個世界(jie)最(zui)大截(jie)面、最(zui)大單(dan)重的高致(zhi)密度(du)(du)、高純(chun)凈性(xing)、高均(jun)勻性(xing)的扁(bian)鋼(gang)(gang)錠(ding)(ding)(ding)，電(dian)渣(zha)扁(bian)錠(ding)(ding)(ding)成(cheng)(cheng)(cheng)材鋼(gang)(gang)板(ban)滿(man)足國標(biao)一(yi)級探(tan)傷(shang)厚(hou)(hou)(hou)度(du)(du)規格達到(dao)410mm；針對電(dian)渣(zha)重熔開展了(le)(le)渣(zha)系開發(fa)、冷卻控(kong)制(zhi)(zhi)、干(gan)燥(zao)空(kong)氣保護等先進(jin)工(gong)藝(yi)(yi)(yi)(yi)技術(shu)與應用(yong)(yong)研究(jiu)，填補了(le)(le)國內電(dian)渣(zha)扁(bian)錠(ding)(ding)(ding)方面的空(kong)白；自(zi)主研發(fa)設計(ji)(ji)并制(zhi)(zhi)造出(chu)國內唯一(yi)150mm厚(hou)(hou)(hou)度(du)(du)以上特(te)厚(hou)(hou)(hou)板(ban)淬火（加速冷卻）裝備(bei)(bei)，保證了(le)(le)特(te)厚(hou)(hou)(hou)鋼(gang)(gang)板(ban)強韌性(xing)的良好(hao)匹配和厚(hou)(hou)(hou)度(du)(du)方向(xiang)性(xing)能(neng)均(jun)勻性(xing)，特(te)厚(hou)(hou)(hou)板(ban)淬火能(neng)力國內最(zui)強，達到(dao)國際先進(jin)水平。