目     录

行业新闻

限期淘汰！关停、退出！促进钢企兼并重组！多地发布重磅

文件························································1

新钢集团申请江冶特钢破产重整·····························4

包钢BT620QL6 低温止裂钢板成功研发生产··················4

日本制铁推出高耐蚀涂镀钢板新品“ZEXEED 花纹钢板”·····5

美国5 月份进口钢材231.8 万短吨环比下降2.6%············5

技术交流

焦化技术

低负荷生产条件下的配煤炼焦生产实践·························6

焦化回收系统能量流有序化在节能降污上的优势研究·······9

烧结技术

宝钢烧结工序超低排放改造实践····························14

钢铁企业烧结烟气综合治理技术····························21

炼铁技术

酒钢1 号高炉喷煤智能浓相均匀喷吹技术研究实践·········25

新钢6 号高炉炉腹煤气量指数的分析应用···················29

炼钢技术

300 吨转炉干法除尘刮输灰系统故障诊断及处理············34

优化的副枪系统在降低炼钢生产成本中的应用实践···········38

轧钢技术

热轧过程中粗轧板坯温度控制研究与实践····················41

棒线轧钢工艺技术创新及优化改造···························44

论文投稿

烧结机漏风率检测、分析与治理····························48

营口钢铁2# 高炉闷炉快速恢复实践···························58

数据统计

2023 年4 月大中型钢铁企业炼铁（综合）技术经济指标······62

新视角

河北五大钢铁项目获批··································································2

西北联钢：减限产效果明显·································································3

南钢牵头起草首个钢铁冶金质量区块链团体标准············································4

成都市整体退出长流程炼钢·······························································5

项目商机

河北：高炉荒煤气系统升温总包采购项目··················································6

山西：混合机采购项目···································································6

福建：超微过滤装置采购项目····························································7

云南：搅拌头采购项目···································································7

河北：铁沟耐材吨产承包采购项目························································8

河南：扒渣机采购项目···································································8

河北：风机动平衡采购项目·······························································9

宁夏：油冷机采购项目···································································9

新疆：蒸汽增压采购项目································································10

江苏：防爆阀门采购项目·····························································10

河北：辊镀铬采购项目··································································11

河北：电动排料阀门、闸门、密封闸门采购项目···········································11

江苏：水渣厂沸腾炉大修采购项目·······················································12

山西：烧结白灰消化器采购项目·······················································12

河北：点火枪采购项目··································································13

江苏：皮带密封采购项目·······························································13

安徽：脱硫脱硝升级改造项目··························································14

江西：湿法煤气电除尘采购项目······················································14

河北：转炉挡火门采购项目···························································15

福建：钢坯测温采购项目······························································15

宁夏：冷却机采购项目·································································16

河南：在线带压堵漏采购项目··························································16

四川：数控升降台铣床采购项目··························································17

辽宁：炉缸侵蚀采购项目·······························································17

部分钢铁企业供应商统计······················································ 18

招标公告···········································································22