定向凝固高温合金

铪含量对定向凝固高温合金DZ22偏析行为和力学性能的影响

Influence of HF content on segregation behavior and mechanical properties of directionally solidified superalloy DZ 22

对某发动机DZ4定向凝固高温合金涡轮叶片进行了有限元应力分析，应力分析中考虑了发动机实际工作过程中的离心载荷和不均匀温度场引起的热负荷。

Finite element stress analysis is performed on the directionally solidified superalloy turbine blade of an engine . Centrifugal loading and thermal loading due to non uniform temperature field are considered in the stress analysis .

Hf和凝固冷速对定向凝固高温合金低周疲劳性能的影响

Effect of Element Hf and Cooling Rate during Solidification on Low Cycle Fatigue Properties of Directionally Solidified Superalloys

DZ125定向凝固高温合金的研究变速定向生长条件下Pb－Sn共晶组织变化

Structure changes of directionally solidified eutectic pb - Sn alloy under varying growth velocity

改进DZ-22定向凝固高温合金热处理制度的研究

The study of improvement heat treatment of superalloy DZ-22

研究了定向凝固高温合金DZ17G在不同加载取向及加载频率条件下的室温疲劳裂纹扩展行为。

Fatigue crack growth behavior of DZ17G at room temperature is studied at different testing conditions of loading direction and loading frequency .

本文叙述了一种无铪定向凝固高温合金DZ4的成份设计，研究表明：DZ4合金有良好的性能，尤其有优异的可铸性能和比重轻。

In this paper the composition design of DZ-4 , a hafnium-free directionally Solidified nickel-base superalloy has been described . The research results show that alloy DZ-4 exhibits satisfactory properties , excellent castability and low density .

涂层对定向凝固高温合金表面再结晶的影响研究

Influence of Coating on the Surface Recrystallization of Directionally Solidified Superalloy

定向凝固高温合金涡轮冷却叶片的热应力分析

Thermal stress analysis on turbine COOLING-BLADE mode from Orient clotting high-temperature alloy

定向凝固高温合金晶界形貌的分形描述

Fractal description of grain boundary configuration in directionally solidified Superalloys

非定向凝固高温合金叶片晶粒组织的二维模拟

2-Dimensional Simulation on Grain Structures of Superalloy Turbine Blade in NDS Solidification

一个定向凝固高温合金长时组织稳定性的研究

Study on Long Term Stability of A High Temperature Alloy of Oriented Solidification

相计算在定向凝固高温合金中的应用

Application of Phase Calculation to a Directionally Solidified Superalloy

无铪定向凝固高温合金及其过载机械损伤

Directionally Solidified Non-hafnium Superalloy and Its Overload Mechanical Damage

表面再结晶对定向凝固高温合金高周疲劳行为的影响

Influence of Recrystallized Layer on High Cycle Fatigue Life of Directionally Solidified Superalloy

一种定向凝固高温合金的薄壁效应研究

Thin-walled Effects of a New Directionally Solidified Superalloy

γ′粒子尺寸对定向凝固高温合金拉伸和持久性能的影响

Effect of γ′ particle size on tensile and stress-rupture properties for a directionally solidified superalloy

镍基定向凝固高温合金再结晶开始温度在1050℃左右，钴基定向凝固高温合金在1100℃左右。

Recrystallization temperature of nickel-base and cobalt-base superalloy is about 1050 ℃ and 1100 ℃ respectively .

异型坯结晶器内钢水流动和凝固过程的耦合数值模拟涂层对定向凝固高温合金表面再结晶的影响研究

COUPLED SIMULATION ON FLOWING AND SOLIDIFYING OF STEEL IN THE BEAM BLANK MOULD Influence of Coating on the Surface Recrystallization of Directionally Solidified Superalloy

定向凝固高温合金基体晶界处的低熔共晶成为主要的裂纹源。

The low melting point eutectics between the grain boundaries of directionally solidified Ni-base superalloy substrate were the main sources of the thermal cracks .

在喷气发动机中，工作温度不低于950℃的大多数定向凝固高温合金涡轮叶片和导向叶片通常含有铪，以提高力学性能和使用性能。

Most directionally solidified ( DS ) superalloy blades and vanes operating at or above 950 ℃ in jet engines usually contain Hafnium ( Hf ) to improve mechanical properties and performances .

介绍了定向凝固高温合金铸件生产中应用的硅溶胶的品种、涂料配制、壳型制备方法等，并对现用硅溶胶存在问题及发展前景提出看法

This paper introduced the kinds of silicasol for production of direction solidification superalloy casting , coating mixing , shell making , and showed the view on the present problem and prospect of silicasol

关于｛x／n｝的分布定向凝固钴基高温合金中碳化物形态和分布

Morphology and distribution of carbides in directionally solidified cobalt base superalloy

合金成分对定向凝固柱晶高温合金热裂倾向性的影响

Effects of Chemical Compositions on Hot Tearing of Directionally Solidified Alloys

一种新型定向凝固镍基高温合金抗热腐蚀性能的研究

Study on hot corrosion resistance of a new directional solidification Ni-based superalloy

固溶处理对提高定向凝固镍基高温合金蠕变强度的作用

Role of solution treatment in improving the creep strength of a directionally solidified nickel-base superalloy

应力、温度对定向凝固镍基高温合金第一阶段蠕变量的影响

Effect of stress and temperature on extent of primary creep in directionally solidified Ni-base superalloys

定向凝固镍基高温合金的热物理性能

Thermo-Physical Properties of Directionally-Solidified Ni-Based Superalloys

定向凝固镍基高温合金广泛用于制造目前最先进的航空发动机的高压涡轮叶片。

The directionally solidified nickel-based alloy is widely used for the turbine blade of the advanced aeroengine recently .

定向凝固和单晶高温合金的动态再结晶行为主要与高温氧污染和自由表面有关。

The dynamic recrystallization of DS and SC superalloys is mainly related to high temperature oxidation and free surface .