临界冷却速度

此外，用预测精度较高的人工神经网络模型计算了合金元素Si和B的含量对贝氏体开始转变临界冷却速度的定量影响，计算结果与试验结果相符合。

The quantitative influences of alloying elements content of Si and B on critical cooling rate of bainite transformation are calculated with the specific artificial neural network model , and the predicted results accord well with experimental ones .

消除16Mn钢板带状组织的临界冷却速度的测定与计算

Determination and calculation of critical cooling rate eliminating banded structure of 16 Mn steel plate

Sb变质共晶硅的形貌转变受冷却速度的影响与未变质共晶硅类似，只是所需临界冷却速度相比未变质合金要小。

The morphology transition of the Sb modified eutectic silicon with different cooling rates is similar to that of the unmodified eutectic silicon , but the critical cooling rate is smaller compared to that of the unmodified eutectic silicon .

用临界冷却速度预测钢的淬透性

Calculation on Hardenability of the Steel by the Critical Cooling Rate

获得完全马氏体的临界冷却速度为10℃/s；

The critical cooling rate that obtains whole martenite is 10 ℃ / s.

用人工神经网络预测钢的贝氏体开始转变临界冷却速度

Predicting the Critical Cooling Rate of Bainite Start Point Using Artificial Neural Networks

结果表明，该钢临界冷却速度为10℃/min。

The results show that the critical cooling rate of the steel is 10 ℃ / min.

不发生先共析铁素体转变的临界冷却速度为0012℃/s。

The critical cooling rate that does not occur pre - eutectoid ferrite is 0.012 ℃ / s.

在解决该问题的过程中，提出了一个临界冷却速度的概念，对钢的渗碳及其后热处理有重要的指导意。

A concept of critical cooling rate given in this paper for carburizing and post heat treatment of steel .

由这个公式和临界冷却速度还能决定出非晶态合金丝带的最大厚度。

The maximum thickness of amorphous alloy ribbons can also be determined by this formula and the critical cooling rate .

临界冷却速度和平均孕育时间对应保护渣的结晶特性和渣膜厚度，可反应保护渣控制传热的能力。

The crystallization properties and the thickness of mold fluxes film can be represented by the critical cooling rate and incubation time .

钢板中心冷却速度低于临界冷却速度，先析出的少量板条贝氏体组织，分割细化了原始奥氏体晶粒。

Cooling rate below the critical cooling rate in center position , formation of a small amount of lath bainite , segmentation of the prior austenite grain .

根据试验结果得到了等温析出动力学曲线，该种钢没有Cr2N晶间析出的临界冷却速度为30℃/min。

Based on the experimental results , the time-temperature-precipitation ( TTP ) curve was established , the critical cooling rate of this steel without the precipitation Cr_2N was 30 ℃ / min.

此外，确定了避免产生贝氏体组织的临界冷却速度为0.50℃s，为该钢的工艺制订和进一步加工提供了依据。

Furthermore , the critical cooling rate at which bainite transformation has no chance to occur is determined to be 0.50 ℃ / s to provide the references for establishing technics and further processing .

随着冷却速度的提高，先共析铁素体的含量逐渐减少，当冷却速度达到100K/min时，先共析铁素体的析出已完全被抑制，也就是说，铁素体的临界冷却速度低于100K/min。

The content of pro-eutectoid ferrite decreases with increase of cooling velocity . The precipitation of pro-eutectoid ferrite is restrained completely , when the cooling velocity gets to 100 K / min. In other words , the critical cooling velocity of ferrite is lower than 100 K / min.

试验结果表明，本试验用钢不发生先共析铁素体析出的临界冷却速度为0.15℃／s；冷却速度在0.15～1.00℃／s范围时可得到全部粒状贝氏体组织；

The experimental results show that the critical cooling rate of pro - eutectoid ferrite is 0 . 1 5 ℃ / s , and the structure of complete granular bainite can be obtained with a cooling rate from 0 . 15 ℃ / s to 1 ℃ / s.

其A→P被强烈推迟而难以发生，A→B被显著推迟，临界淬火冷却速度约为300℃／min。

Its AP was severely delayed and difficult to appear , AB was obviously put off , the critical quenching cooling speed was approximately 300 / min.

微量元素对Al-7.5Mg-0.5Mn合金临界退火冷却速度的影响

The Effects of Microelements on the Critical Annealing Cool Speed of Al-7 . 5 Mg-0 . 5 Mn Alloy

硼的晶界非平衡偏聚临界时间和临界冷却速度的确定

Determination of critical time , critical cooling rate of non-equilibrium segregation of boron at grain boundaries