脆性温度

填充邻苯二甲酸二辛酯（DOP）的丙烯酸酯橡胶的最低脆性温度达-38℃；

The minimum brittleness temperature of the ACM filled with DOP was-38 and which filled with DBS was-42 .

建立了晶界化学和冷脆性温度之间的关系。

Chemical interaction between grain boundary chemistry and cold brittleness temperature .

V对重轨钢在第Ⅲ脆性温度区的塑性有较大的影响。

V has important influence on the plasticity of heavy rail steel in brittle zone ⅲ .

介绍了DOP、DINP、DAP等增塑剂对PVC脆性温度的影响。

The influence of plasticizers , such as DOP , DINP , DAP , etc.

由于含Nb钢试样共折转变的推迟，与不含Nb钢相比，其第Ⅲ脆性温度域向低温延伸。

The eutectoid transformation of the Nb-containing steel was delayed compared to the steel without Nb . This leads to the extension of the low ductility of the steel to the lower temperature .

使用复配增塑剂时，DOA、DAP、M51增塑体系的脆性温度较低。

The friability temperature is relatively lower with a unitary DAP plasticizer or with a DOA , DAP AND M51 multiple plasticizer system .

同时，在第Ⅲ类脆性温度区（600℃～900℃）内，残留元素As、Sn、Sb的存在恶化了连铸钢的热塑性，导致热塑性谷底加深，热塑性凹槽增宽。

At the same time , in the third ductility region , the existence of As , Sn and Sb deteriorates the hot ductility of As-doped , Sb-doped and Sn-doped steels , deepen and widen the ductility trough .

采用Gleeble-1500热模拟试验机测量了高碳钢连铸板坯的高温力学性能，得到了第Ⅰ、第Ⅲ脆性温度区的温度范围。

High temperature properties of continuous casting high carbon steels were measured by tensile tests with a Gleeble 1500 system and two embrittlement temperature regions of region I and region III were found .

评定结构材料临界脆性温度的新方法简介

Brief Introduction of New Methods for Structure Materials Critical Brittle Temperature Evaluation

脆性温度区工艺对中厚板裂纹的影响

Effect of Brittle Temperature Zone Process on Cracking in Medium and Heavy Plates

第三个脆性温度区约在600℃以下，其形成机制有待进一步研究。

The third BTR is below 600 ℃ . Its formation mechanism needs further investigation .

不锈钢的凝固形态比较复杂，在凝固和冷却过程中存在多个区间的脆性温度区。

The solidified morphologies of stainless steels are relatively complex , which have several embrittlement temperature regions during cooling process .

低碳钢焊缝金属凝固冷却过程存在三个脆性温度区。

There exist three brittle temperature ranges during the course of solidification and cooling process in the weld metal of Low-carbon steel .

试验结果表明在1×10-3/s应变速率下，集装箱板钢连铸坯在凝固温度～600℃间存在两个脆性温度区域。

Under the strain rate of 1 × 10 - 3 / s , there are two temperature zones of low ductility .

同时两个铸坯的矫直点需要控制在1000℃以上来避开二次脆性温度区间。

And the temperature of both slab on straightening points need to control over 1000 ℃ to avoid secondary brittleness temperature range .

在公认的高温回火脆性温度范围以下380℃保温，同样产生脆化。

The tempering embrittlement will also be produced by holding at 380 ℃ under the known temperature range of the high temperature tempering embrittlement .

同时，电磁力挤压脆性温度区间的焊缝金属，产生横向压缩应变抵消凝固过程中的致裂拉伸应变。

Electromagnetic force generated the compression strain on the weld metal in the brittle temperature range , which counteracted the tensile strain leading to hot crack .

研究表明，铸坯表面温度落入钢的第三次脆性温度区是造成铸坯表面横裂的一个重要原因。

The research results showed that the slab surface temperature dropping into the third brittle zone played an important role in causing transverse crack formation of microalloyed slab .

主要介绍了常用的几种低温性能试验及如何使用，其中包括脆性温度试验、温度回给试验和吉门试验等。

Some kinds of ten used tests of low temperature properties and their use methods were mainly introduced , including test of fragileness temperature ' TR test and Gehman test .

通过对螺旋埋弧焊管内焊缝成型和焊接过程的分析，指出焊缝裂纹易产生在焊接熔池脆性温度区。

Through analysis on inside weld forming and welding procedure of SSAW pipe , it pointed out weld crack is easy to appear in brittle temperature zone in welding pool .

本研究通过辅助热源加热脆性温度区间附近的母材金属使之膨胀以减小焊缝所受的拉伸应变。

In this paper , measures to decrease the tensile strain of weld by heating the base metal near the Brittle Temperature Range ( BTR ) with an auxiliary heat source are described .

应用烷基二硫代磷酸盐促进剂，可明显提高硫化胶的抗硫化返原性能，增大300%定伸应力，用量适宜时可降低脆性温度；

The results showed that the anti-reversion of vulcanizate improved and the modulus at 300 % also increased by using alkyl dithiophosphate accelerator , and the brittle temperature decreased by using the proper level of alkyl dithiophosphate accelerator ;

因此，Bayesian神经网络能较准确地用来预测转子钢材料的脆性转变温度。

Thus the fracture appearance transition temperature of rotor steel can be predicted more accurately by means of Bayesian neural networks .

Cr或Ti的加入使FeAl合金发生中温脆性的温度范围缩小，并使合金的拉伸断裂方式发生改变。

The addition of Cr of Ti could narrow down the temperature range of intermediate Temperature brittleness and change the tensile fracture mode of the FeAl alloy .

400MPa级超级钢的脆性转变温度

Brittle Transition Temperature of 400 MPa Supersteel

此外，还指出钛会扩大氧在钼中的溶解度，因而降低Mo-Ti合金的脆性转变温度。

Furthermore , it was shown that titanium would enlarge the solubility of oxygen in molybdenum , thus lowering the ductile-brittle transition temperature of molybdenum-titanium alloys .

分析转子金属材料脆性转变温度（FATT）对冲击韧性的影响，提出为延长汽轮机转子寿命对汽轮机启动和超速试验的要求。

It analyses the influence about fracture appearance transition temperature of rotor metal material to impact toughness , and puts forward the demand to turbine star-up and over-speed experimentation aimed at extending turbine rotor life-span .

延性脆性转变温度塑料及弹性体冲击脆化温度试验方法

Test method for brittleness temperature of plastics and elastomers by impact

用计算机绘制回火脆性转变温度曲线

Plotting the curve of temper brittleness transition temperature by computer

脆性转变温度从58℃下降到14℃。

The transformation temperature of brittleness decreases from 58 ° G to 14 ° C.