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正常化处理维加热至A3点或Acm点以上40~60℃保持一段时间,使容器板组织变成均匀的沃斯田体结构后,在静止的空气中冷却至室温的热处理程序。

The normal processing of Vigage to A3 or Acm at 40~60 DEG C for a period of time, the container plate into a homogeneous austenite structure after heat treatment process in the still air cooling to room temperature.

对亚共析钢而言,可获得晶粒细化的目的而拥有好的强度与韧性;对容器板而言,则可防止雪明碳铁在沃斯田铁晶粒边界上形成网状析出,以降低材料的韧性。

Of hypoeutectoid steel, can achieve the purpose of grain refinement has good strength and toughness; the container plate, can prevent cementite precipitated in austenite formed at the grain boundaries, to reduce the toughness of the material.

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完全退火处理主要目的是要软化容器板、改善容器板之切削性,其热处理程序為加热至A3点以上20~30℃(亚共析钢)或A1点以上30~50℃持温一段时间,使形成完全沃斯田体组织后(或沃斯田体加雪明碳体组织),在A1点下方50℃使充分发生波来体变态,获至软化的钢板。

The main purpose is to complete annealing softening container plate, improve the cutting of container plate, the heat treatment procedure is heated to above A3 20~30 C (hypoeutectoid steel) or above A1 to 30~50 DEG C temperature for a period of time, so as to form a fully austenitic Organization (tissue or austenite and snow tomorrow carbon, full body) occurred in A1 pearlite weirdoes below 50 DEG C, to soften the steel plate.

另外应力消除退火则是在变态点以下450~650℃加热一段时间后徐徐冷却至室温,可消除容器板内部在切削、冲压、铸造、熔接过程所產生的残留应力。

In addition, stress relief annealing is slowly cooled to room temperature after heating for a period of 450~650 below the abnormal point, which can eliminate the residual stress caused by cutting, stamping, casting and welding process.

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This paper is to provide technical support, Jinan level agents, with more exciting content http://www.jnyygt.com please click on our official website, we will wholeheartedly provide you with satisfactory service.


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