本文介绍了高速钢快速软化退火的三种方法。这些方法具有节能、高效、周期短、成本低等特点。
This paper introduces three methods of rapid softening and annealing for high speed steel. There are many advancetages of energy-saving, short cycle and low cost.
写于载氢光纤上的长周期光纤光栅经过高温退火后 ，对其进行紫外均匀曝光能够有效改变其耦合特性。
UV uniform exposure can effectively vary the coupling characteristics of the annealed long period gratings (LPGs) in hydrogen loaded fiber.
配制了以稀土元素为主的可锻铸铁复合孕育剂，进行了生产实验，研究和分析了稀土复合孕育剂对可锻铸铁石墨化退火周期的影响。
The effect of the rare earth compound inoculant on graphitizing the annealing period of the malleable cast-iron was studied and analyzed.
用途：台车式电阻炉系周期作业式电炉，可供大中型金属机件和材料的正火、淬火退火等热处理和加热之用。
Applications: the bogie hearth electric resistance furnace is a batch type furnace, it is used for normalizing, quenching, annealing and other heat treatments of large or medium metal parts.
针对可锻铸铁退火周期长、石墨粗大、碳化物消除不彻底、退火工件力学性能低和使用寿命短的问题，对它的退火工艺进行了改进。
The heat treating process was improved for the malleable cast iron, in accordance with its long annealing period, coarse graphite, residual carbide, lower mechanical properties and limited serve life.
针对可锻铸铁退火周期长、石墨粗大、碳化物消除不彻底、退火工件力学性能低和使用寿命短的问题，对它的退火工艺进行了改进。
The heat treating process was improved for the malleable cast iron, in accordance with its long annealing period, coarse graphite, residual carbide, lower mechanical properties and limited serve life.
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