合格的单根坯料经提升装臵将其提升到5.0m平台辊道上，通过运送辊道进入入炉辊道，由推钢机推入加热炉，蓄热推钢式加热炉按不同钢种的加热制度，将坯料加热到980-1150℃，加热炉的设计能力为:冷坯160t/h,热坯180t/h。Qualifiedsingleblankbyliftingdevicetothe5.0mplatformontherollers,bytransportingrollerintothefurnaceroller,thepusherispushedintotheheatingfurnace,regenerativepushertypereheatingfurnaceinheatingsystemofdifferentsteelgrades,theblankisheatedto980-1150DEGC,thedesignofheatingfurnacecapacity:coldbillet160t/h180t/h,hotslab.从金属学角度来看，热轧与冷轧的界限应该以金属再结晶的温度来区分，即低于再结晶温度的轧制为冷轧；高于再结晶温度的轧制为热轧。而钢的再结晶温度一般在450℃～600℃范围之内。Fromthepointofviewofmetallization,theboundarybetweenhotrollingandcoldrollingshouldbedistinguishedfromthetemperatureofrecrystallizationofmetal,thatis,therollingthatislowerthantherecrystallizationtemperatureiscoldrolling,andtherollingthatishigherthantherecrystallizationtemperatureishotrolling.Therecrystallizationtemperatureofsteelisgenerallywithintherangeof450~600.选择一批具有行业轧钢机设备技术制高点，能带动轧钢机设备行业和技术提高的建设项目作为行业技术示范项目，***力量研制核心技术和关键软件，实现轧钢机设备自动化和计算机控制系统的国产化。Abatchofc***tructionprojectswhichh***ethetechnicalheightoftheindustryrollingmillequipmentandthec***tructionprojectsthatcanimprovetheequipmentindustryandtechnologyoftherollingmillareselectedasthedem***trationprojectoftheindustrytechnology,andthecoretechnologyandkeysoftwarearedevelopedtorealizethelocalizationoftheautomationoftherollingmillequipmentandthecomputersystem.)