To introduce the structure and atmosphere control system of oil burning open fire furnace. The effect of atmosphere in the furnace on heat treatment process is analyzed.
介绍明火燃气加热炉的结构及炉内气氛控制系统，分析炉内气氛对钢丝热处理工艺的影响。
To introduce the technology reform of oil burning open fire furnace. The heat treatment control principle of the open fire furnace and its adopting measures are introduced emphatically.
介绍燃油明火加热炉的技术改造，着重介绍明火加热炉热工控制的原理以及采取的措施。
The temperature of open-fire furnace is higher, the speed of steel wire must be fast, so the DV value of the furnace is higher and the heat efficiency can be raised.
不同的炉子应采用不同的热处理工艺，明火炉d V值较高，温度高、车速快，可以提高热效率。
Open Ethan fire hole observation, coal layer surface in a furnace, appear local fire blaze, burning through phenomenon.
开启探火孔观察，炉内料层表面一片火光，出现局部冒火，烧穿现象。
Prohibit the use of electric furnace, electric drills, fire, torch and all have open flame, high temperature tools and hot objects;
禁止使用电炉、电钻、火炉、喷灯等一切产生明火、高温的工具与热物体；
Prohibit the use of electric furnace, electric drills, fire, torch and all have open flame, high temperature tools and hot objects;
禁止使用电炉、电钻、火炉、喷灯等一切产生明火、高温的工具与热物体；
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