1、

Technical Trial of the Cold Hardening Resin Sand in the Casting of Magnesium Alloy

用冷硬树脂砂试制镁合金铸型的工艺尝试

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2、

Evidence of theory, test and observation for source hardening model

震源硬化模型的理论、实验及观测事实依据

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3、

This paper deals with the test of Q235 wire through different technologies such as drawing first and hardening second or hardening first and drawing second.

对Q235钢盘条,采用先拉拔后淬火或先淬火后拉拔两种工艺方法进行试验。

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4、

Study of Technological Test on the Plasma Arc Surface Hardening Technology

等离子弧表面淬火工艺试验研究

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5、

A New Technology of Surface Hardening for Metals and Non-Metals-Glow Ion Plating Film

金属和非金属表面强化处理的新技术&辉光离子镀膜

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6、

The results show that the microstructure transforms from temper martensite to temper troostite when the temper temperature is from 300 ℃ to 630 ℃, and the peak of secondary hardening appears at about 520 ℃.

结果表明:H13钢在300℃~630℃温度范围内回火,显微组织经历了由回火马氏体组织向回火托氏体组织的转变过程,在520℃左右出现二次硬化峰。

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7、

Influence of double aging low temperature hardening transformation on mechanical properties of Al Mg Si RE alloy

双重时效的低温形变热处理对Al-Mg-Si-RE合金力学性能的影响

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8、

Research on grinding hardening of non-quenched and tempered steel

非调质钢磨削强化效果的研究

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9、

Hardness and strength of the substrate of vacuum melting Ni based alloy-WC composite coating is low. After hardening and tempering, hardness and strength of the substrate was increased.

经过真空熔烧Ni基合金+WC复合涂层的45钢基体的硬度和强度都很低,为了提高基体的硬度,对涂层后的材料进行调质处理。

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10、
11、

At tempering temperature ( 485 ℃) of deposition hardening, the microstructure still shows martensites needle.

在沉淀硬化的回火温度(485℃)下,淬火针状马氏体仍显示出原马氏体针;

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12、

An investigation was made on the dynamic tensile deformation and strain hardening characteristic of a SiCp/ 6061AI composite and its matrix alloy using tensile split Hopkinson pressure bar apparatus.

利用拉伸split Hopkinson bar实验装置研究了出SiCp/6061Al复合材料及其基体合金的动态拉伸性能及应变硬化行为。

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13、

The mechanism of early-age cracking should be studied combining the investigation of setting and hardening, shrinkage, shrinkage stress, tensile creep and cracking resistance.

结合早期凝结硬化、收缩变形、收缩应力、拉伸徐变、弹性模量及抗裂阻力观测,研究早期开裂机理;建立科学合理的开裂判据,较为准确的进行开裂预测。

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14、

The pipeline steel with strain-based design is usually characterized by high initial work hardening rate, good ductility, and low yield stress to tensile strength ratio.

抗大变形管线钢就是基于应变设计的方法得到的具有连续屈服、较低的屈强比、较高的加工硬化指数以及均匀塑性变形延伸率等特性的管线钢。

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15、

Analytical measurement and mechanical study on the tensile strain hardening exponent

拉伸应变硬化指数的解析测定及力学分析

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16、

Measurement and application of tensile strain hardening exponent n-values

应变硬化指数n值的测定和应用

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17、

Metallic sheets& Tensile strain hardening exponents ( n-values) test method

GB/T5028-1985金属薄板拉伸应变硬化指数(斜值)试验方法

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18、

However, the ultimate tensile strength and yield strength are enhanced with reducing impurity concentration, while the strain hardening shows an inverse variation tendency.

然而随着杂质含量的降低,抗拉强度与屈服强度均得到了提高,并且加工硬化能力有所下降。

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19、

The influence of the hardening reaction on the properties of imbibition blank film

坚膜反应对染印法空白片性能的影响

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20、

Due to non-uniform artifacts such as beam hardening, scatter, and volume averaging, the ideal reference phantom should be as close to the target tissue as possible.

由于非均匀文物如束硬化,分散,体积平均的理想参考幻像应接近目标组织的。

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