热轧20G高压锅炉管在线常化工艺
ON-LINE NORMALIZING PROCESS FOR HOT-ROLLED GRADE 20G HIGH PRESSURE BOILER PIPES
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摘要: 介绍了天津钢管公司轧管厂Φ250mm限动芯棒连轧管机组热轧20G高压锅炉管的在线常化工艺。Abstract: The co-authors introduce the on-line normalizing process for Grade 20G high-pressure boiler pipes hot-rolled with the φ250mm retained mandrel mill line at Tube-rolling Plant, Tianjin Steel Tube Corp.