The paper introduces a boiler for recovering and utilizing surplus heat from steel wire heat treatment muffle furnace and a successful practice in steel wire sur face treatment production line;
介绍一种为回收利用钢丝热处理马弗炉余热而设置的余热锅炉，并成功用于钢丝表面处理生产线。
The influence of steel wire mechanics performance nonuniformity mainly has three factors: wire rod quality uniformity, wire drawing technology and dies, heat treatment processing.
影响钢丝力学性能的不均匀性主要有三个方面的因素：盘条质量的均匀性、拉丝工艺及模具、热处理工艺。
The strength and tenacity of super-eutectoid steel wire have been improved notably by increasing the carbon content of the steel to more than 0.9% and controlling the heat-treatment system.
钢含磷量提高到0．9％以上，控制钢丝的热处理制度，使过共析钢丝强韧性显著提高。
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