heat treatment process in which austenitization materials or workpieces are quenched in molten lead bath at a temperature lower than Ac1 to obtain sorbite structure through isothermal transformation.
No classification at present.
austenitization(奥氏体化)
steel(钢)
wire(钢丝)
cold drawing(冷拉)
heat treatment(热处理)
transformation(转变)