It takes X60's steel as the instance,preheating temperature of pipeline steel has been got by carbon equivalent and cooling cracks the susceptible index number calculation.
以X60钢为例,通过碳当量和冷裂纹敏感指数的计算,确定了管线钢的预热温度,并与斜Y坡口焊接裂纹试验的结果进行了比较,经过分析推荐了适用于管线钢的预热温度计算公式。
The computer numerical simulation technique is used to simulate and analyze the temperature field, the thermal stress and the crack sensitivity coefficient of the ingot mold FZ25t during the solidification period of the ingot.
针对大型灰铸铁扁型钢锭模早期裂纹报废问题，采用计算机模拟计算技术对ＦＺ２５ｔ钢锭模使用过程的温度场、热应力和裂纹敏感系数的变化过程进行了数值计算分析，并优化了结构设计。
The weldability of TCS corrosion resistant stainless steel for railway wagon was investigated by cold cracking sensitivity test, HAZ maximum hardness test and varestraint test.
通过冷裂敏感性试验、焊接热影响区最高硬度试验及可调拘束试验,对新型铁路车辆用TCS耐蚀钢的焊接性进行了深入系统分析。
\ The sensitivity coefficients to the porosity are derived from the initial boundary value problems for the fluid equations in porous media by the Green's Reciprocity Principle.
由渗流微分方程定解问题,利用格林互易定理导出了网格压力对孔隙度的敏感系数,再由Peaceman方程给出了井底压力对孔隙度的敏感系数。
The investigation includes such procedures as formulating a prior reservoir model, deriving sensitivity coefficients, sampling a posteriori probability density function, and predicting uncertainty of reservoir performance.
从渗流反问题历史发展角度 ,对油藏先验模型的建立、敏感系数的导出、后验概率密度函数的抽样、油藏不确定性预测进行了综合评述。
Theoretical equations for computing sensitivity coefficients of wellbore pressures to estimate the reservoir parameters in low_permeability reservoirs conditioning to non_Darcy flow data at low velocity were obtained.
建立了在单相低速非达西渗流条件下反求低渗透油藏参数的敏感系数公式 ,给出了各类非均质油藏条件下压力关于渗透率和孔隙度的数值计算结果· 认识到井底压力对井底附近的渗透率更敏感 ,启动压力梯度的存在 ,使生产井附近区域敏感系数变大· 观测井敏感系数在两井连线区域受启动压力梯度影响很大
The courses were arc measurement been instead of elliptic arc measurement,part\'s manufacturing errors,the non-corrected gauge probe radius and the sensitivity coefficient of the arc of small central angle.
本文针对日益提高的现代制造精度,以测量圆弧为例,分别从4个方面分析了三坐标机测量圆弧过程中产生误差的原因:以椭圆弧测量代替圆弧测量引起的测量误差、零件本身制造引起的测量误差、测头半径未被修正引起的测量误差、小圆心角圆弧的敏感系数引起的测量误差,并提出了相应的解决方法,从而较大幅度地减小了测量误差,使测量值更接近真值。
Study on cold cracking susceptibility of domestic X80 pipeline steel using implant tests
国产X80钢焊接冷裂敏感性的插销试验
China-made SA-182F92 Steel Cold-sensitive Research
国产SA-182F92钢冷裂敏感性研究
Welding Cold Cracking Sensitivity of HG70 High-strength Low-alloy Steel and Its Welding Preheat-temperature Development
HG70低合金高强钢的焊接冷裂敏感性及其焊接预热温度的拟定
The Study of Cold Cracking Susceptibility of 11MnNiCrMoV Steel Plates;
11MnNiCrMoV钢冷裂纹敏感性研究
The results show that the steel has low weld cold crack sensitivity.
结果表明,该钢具备低的冷裂纹敏感性。
The steel had low sensitivity to welding cold cracking.
该钢具有很低的焊接冷裂纹敏感性。
Study on Cold Cracks Sensibility of Spherical Tanks by Re-welding
在役球罐再次组焊冷裂纹敏感性研究
The results suggested that the steel has low weld cold crack sensitivity.
结果表明,该钢具备较低的冷裂纹敏感性。
stress corrosion cracking susceptibility
应力腐蚀破裂敏感性
Research on the Welding Cold Crack Sensitivity of the New Type of WNQ570 Steel for Railway Bridge
新型铁路桥梁用WNQ570钢焊接冷裂纹敏感性试验研究
Research on Stress Sensitivity and Prediction of Fracture Width in Naturally Fractured Sandstone Reservoirs;
裂缝性砂岩油层应力敏感性及裂缝宽度研究
Research on the Early Age Cracking Sensitivity of Concrete Doped Steel Slag
掺钢渣混凝土早龄期开裂敏感性研究
Hot Tearing Susceptibility of Mg-Zn-Y-Zr Alloys
Mg-Zn-Y-Zr合金热裂敏感性的研究
High- temperature Alloys High-temperature-sensitive Mechanism of Crack
高温合金高温裂纹敏感性机理的研究
cold sensitive mutant
冷敏（感）突变体，冷敏（感）突变型
Study on Ductility Dip Cracking Sensitivity for Incone1690 Electrode Filler Metal;
Incone1690焊条熔敷金属高温低塑性裂纹敏感性研究
Experimental Study on the Stress Sensitivity of Fractured Carbonate Reservoirs
裂缝性碳酸盐岩储层应力敏感性实验研究
Testing technique of the early performances and the cracking sensitivity of concrete
混凝土早龄期性能与开裂敏感性的测试技术
