A crack is found after SR heattreatmentin the vertical welding fusion line for water distribution ring pipe of a electric machinery.
某设备制造厂电机配水环管立缝在消除应力热处理后，熔合线附近出现裂纹。
2
Heattreatment technology and control cooling technology course of wire rod production linein Pangang wire rod Plant are described.
介绍了攀钢线材厂线材生产线热处理工艺及控冷工艺流程。
3
The paper introduces a boiler for recovering and utilizing surplus heat from steel wire heattreatment muffle furnace and a successful practice in steel wire sur face treatment production line;