材料期刊网，材料期刊，材料类期刊，材料期刊投稿

Two steels without and with Nb addition were chosen to investigate the effects of Nb on the microstructures and the mechanical properties of Fe-Mn-Al-Si steels. The results revealed that Nb refined the grains markedly and both TRIP and TWIP effects occurred during deformation process. The Nb contain...

关键词: grain size , strength , high Mn steel , Nb

Effect of Thermomechanical Processing on Microstructures of TRIP Steel

TANG Zhengyou , DING Hua , DU Linxiu , DING Hao , ZHANG Xin

钢铁研究学报(英文版)

In order to control retained austenite, the effect of hot deformation in the intercritical region on the microstructure of hotrolled transformationinduced plasticity (TRIP) steel was studied on a Gleeble 1500 hot simulator. Compressive strains varying in amounts from 0 to 60% were imposed in the i...

关键词: TRIP steel;intercritical (α+γ) region;hot deformation;retained austenite

Microstructures and Mechanical Properties of FeMn(Al, Si) TRIP/TWIP Steels

DING Hua , TANG ZhengYou , LI Wei , WANG Mei , SONG Dan

钢铁研究学报(英文版)

The mechanical properties and microstructure of two low carbon high manganese steels with 238% (No1) and 33% (No2) (mass percent) of manganese were investigated. The results showed that No1 steel possesses high strength and high plasticity, and No2 steel has a relatively high strength and extra...

关键词: manganese;TRIP;TWIP;microstructure;mechanical property

Formability of TRIP/TWIP Steel Containing Manganese of 18.8%

DING Hao , DING Hua , QIU Chunlin , TANG Zhengyou , ZENG Jianmin , YANG Ping

钢铁研究学报(英文版)

The mechanical property and forming limit experiments were carried out on a high manganese TRIP/TWIP steels with 18.8% manganese. And the forming limit diagram was obtained. This high manganese steel shows outstanding mechanical properties combining high strength and good formability. Its FLD0 is ab...

关键词: high manganese TRIP/TWIP steel;mechanical properties;formability;forming limit diagram

Transformation Behavior of Low Carbon Steels Containing Two Different Si Contents

CAI Minghui , DING Hua , ZHANG Jiansu , LI Long , LI Xiaobin , DU Linxiu

钢铁研究学报(英文版)

Continuous cooling transformation behaviors of low carbon steels with two Si contents (050% and 135%) were investigated under undeformed and deformed conditions. Effects of Si contents, deformation, and cooling rates on γ transformation start temperature (Ar3), phase microstructures, and hardness ...

关键词: Si content;low carbon steel;cooling rate;transformation behavior;bainitic

Novel Reduced-friction Materials by Laser Cladding of Copper Alloy on Cast Iron

Xichen YANG Milin ZHONG Tianxi ZHENG Naikun ZHANG Laser Processing Lab. , Tianjin Institute of Textile Science and Technology , Tianjin , 300160 , China

材料科学技术（英文）

Copper alloys suitable for laser cladding on cast iron are selected trom rune types of conventional powders. There are a poor spreading ability and porosity of copper alloy over the surface of castiron. Copper alloy surface is easily oxidized in atmosphere. These shortages have been overcome by ad- ...

关键词: laser cladding , null , null

NiO/FeCo磁性多层膜的高频磁性

李玉伟 , 陈继红 , 唐东明 , 张豹山 , 鹿牧 , 陆怀先

功能材料与器件学报 doi:10.3969/j.issn.1007-4252.2010.02.011

制备了一系列具有铁磁/反铁磁交换偏置作用的[NiO/Fe65Co35]10多层膜,使用振动样品磁强计(VSM)测量了样品的静磁参数,利用微带线法测量了样品4GHz-10GHz的磁谱,首次制备并测得了自然共振频率(fr)在6GHz以上,最高到f=9.6GHz的薄膜样品.结果表明交换偏置场(Hex)、各...

关键词: 铁磁 , 反铁磁 , 交换偏置场 , 各向异性场 , 交换耦合能密度 , 自然共振频率

环氧树脂中电树枝生长特性及其动力学模型的实验验证

杨文虎 , 易冉 , 徐阳 , 惠思思 , 曹晓珑

绝缘材料 doi:10.3969/j.issn.1009-9239.2012.01.014

研究了不同外施工频电压下环氧树脂绝缘中的电树枝结构、生长的特性,并用Ding等提出的模型解释了电树枝的发展过程,模拟了其生长曲线.结果表明:在同一电压下,环氧树脂中电树枝的生长速度基本为恒定值,随外施电压的升高,电树枝分枝变少,生长速度基...

关键词: 电树枝 , 环氧树脂 , 劣化 , 动力学 , 模型 , 模拟

Miedema模型在含O和S熔体与合金中的扩展与应用

陈伟亮 , 张宁 , 唐昭辉 , 丁学勇

材料研究学报

将Miedema模型与实验数据相结合得到适于Miedema模型的O和S的参数(O:电负性7.04、电子密度6.03、摩尔体积4.59;S:电负性5.8、电子密度3.24、摩尔体积6.97),计算了141种O的二元化合物和145种S的二元化合物生成焓其平均绝对误差(MAPE)分别为36.8％、32.4...

关键词: 材料科学基础学科 , Miedema模型 , 含O和S熔体与合金 , 相互作用系数 , 参数的修正

材料期刊网

Partial Inverse Grain Size Dependence of Strength in High Mn Steels Microalloyed With Nb

Effect of Thermomechanical Processing on Microstructures of TRIP Steel

Microstructures and Mechanical Properties of FeMn(Al, Si) TRIP/TWIP Steels

Formability of TRIP/TWIP Steel Containing Manganese of 18.8%

Transformation Behavior of Low Carbon Steels Containing Two Different Si Contents

Novel Reduced-friction Materials by Laser Cladding of Copper Alloy on Cast Iron

NiO/FeCo磁性多层膜的高频磁性

环氧树脂中电树枝生长特性及其动力学模型的实验验证

Miedema模型在含O和S熔体与合金中的扩展与应用

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