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目錄

行業新聞

《廢鋼連續預熱系統技術規范》行業標準審定會··············1 

4 月鋼鐵行業大事記·········································2 

河北擴大鋼鐵行業轉型金融支持范圍····························3 

敬業集團成功開發極限規格 Q460MC-Si高強鋼··················4 

河北鑫達鋼鐵使用 350mm 斷面坯料開發軋制 20 工規格產品一次試軋成功···················································4 

瑞典公司將增加不銹鋼圓材產量································5 

謝韋爾鋼鐵進入薄板不銹鋼市場·····························5 

焦化技術 

干熄焦一次除塵系統除塵灰結塊機理研究及其改進················6 

新技術在焦爐爐體維護中的應用····························10 

燒結技術 

某鋼鐵廠 2×318m2 燒結機低碳減排技術方案與應用············15 

安鋼 3號燒結機煙氣循環工藝改造與應用實踐······················21 

煉鐵技術 

高爐開爐快速達產生產實踐·······························24 

高爐煉鐵工藝的優化與發展趨勢研究·························27 

煉鋼技術

連鑄中間包渣線干式料壽命的影響因素分析及改進實踐·········31 

寧鋼轉爐煤氣加壓機負載調節模式探索······················34 

軋鋼技術 

軋鋼廠降低板坯氧化燒損的研究與實踐····················38 

鈦微合金化生產螺紋鋼可行性研究····························41 

數據統計

2024 年 12 月 2000 級高爐經濟指標·····························45

新視角 

福州市鋼鐵產業發展規劃（2025 ～ 2030 年）環境影響報告書》第一次公示·····························2 

4月中國出口鋼材 1046.2 萬噸··························· ·································3 

5 月鋼市將迎需求強弱轉換！鋼價或延續低位區間波動······································4 

南方東海鋼鐵項目已進入投產沖刺階段·····················································5 

項目商機

河南：鋼包吹氧采購項目····························································6 

福建：篩板采購項目······························································6 

新疆：回轉窯富氧燃燒采購項目··························································7 

河北：節能燃燒器采購項目·······························································7 

廣西：電機節能改造項目····························································8 

寧夏：環冷密封改造項目····························································8 

四川：圓盤給料機備件采購項目··························································9 

江西：出鋼口內套采購項目······························································9 

河北：氧槍快換、刮渣器采購項目·····················································10

山西：中包全氧烘烤采購項目··························································10 

福建：熱風爐燒嘴采購項目·····························································11 

河北：圓盤造球機采購項目·····························································11 

山西：結晶器銅管采購項目·····························································12 

云南：觀光通廊采購項目·····························································1 2 

天津：電器改造項目····································································13 

江蘇：液壓剪采購項目··································································13 

江蘇：圓筒篩采購項目··································································14 

安徽：雙層卸灰閥采購項目······························································14 

天津：珠光砂采購項目··································································15

河北：鋼絲繩旋鍛機采購項目···························································15 

河北：不銹鋼雙錐混合機采購項目························································16 

山西：轉爐耐材采購項目·····························································16 

吉林：圓盤給料機采購項目···························································17

遼寧：清堵機采購項目································································17 

部分鋼鐵企業供應商統計·······················································18 

招標公告···········································································23