一、国内烧煤炉子的工作现状国内大多数炉子的设备是解放前遗留下来的,或者是旧炉子改建的,也有新添的.这些炉子的能力落后于轧机的能力(有达700-800公斤/公尺~2时者),有的能力则大有富裕.从天津各轧钢厂的情况就可证明此种情况的存在: First, the status quo of the domestic coal-fired stove Most of the domestic furnace equipment is left over from the liberation, or the old furnace rebuilt, but also new.The ability of these furnaces lag behind the mill’s capacity (up to 700-800 kg / Meter ~ 2 hours), some ability is wealthy from the rolling mill in Tianjin can prove the existence of such a situation: