pure copper

Research on producing pure copper computer thermal fin with hot extrusion method

热挤压法生产紫铜电脑散热片的研究

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The tin-bronze alloy powder was used to instead of pure copper powder, the test results show that alloy layer crack slowed for using the bronze.

将锡青铜合金粉代替纯铜粉进行比较试验，分析结果表明用青铜的合金层中裂纹有所减缓。

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Rapid Analysis of Micro Amount of Zn in Pure Copper

纯铜中微量锌的快速分析

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The microstructure and properties of the pure copper tube during the rolling process of a three-roll planetary mill were studied using optical microscope, Brinell's hardness measurements and laser-thermal rating measurements.

采用金相显微镜、布氏硬度仪以及激光热导仪对三辊行星轧制过程中紫铜管的组织和性能进行研究。

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In this thesis, using the vacuum hot pressing diffusion welding ( Vacuum Hot Pressing Diffusion Welding), which is called VHP for short, can achieve the bonding of industrially pure titanium and pure copper.

本课题采用真空热压扩散焊接（Vacuum Hot Pressing Diffusion Welding），简称VHP来实现工业纯钛和工业纯铜的扩散连接。

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The SCC may be due to the superimposition of tensile stresses that take place during bending operation and working process of pure copper pipes, and the faint corrosion environment in CH4+ C2H4 liquid fraction.

分析认为，其原因是弯管加工和运行过程中产生了拉伸应力叠加，以及CH4＋C2H4液体馏份中微量腐蚀介质的联合作用。

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The anatase and rutile TiO_2 porous films were prepared directly on the surface of pure titanium by constant voltage and constant current anodic oxidation using sulphuric acid, pure titanium and pure copper as electrolyte, anode and cathode, respectively.

以硫酸为电解液，纯钛（TA1）为阳极，铜片为阴极，以恒压和恒流阳极氧化方式在钛表面直接获得锐钛型和金红石型TiO2多孔膜。

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The heating oven for the DSC is made of silver gilt pure copper.

选用紫铜镀银工艺制作了具有良好的传热能力和性价比的DSC加热炉.

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Casting of High Conductivity Pure Copper Water Jacket

高传导率纯铜水套类铸件的研制

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Determination of trace chlorine in pure copper with potentiometric titration by gran graph method of several additions

多次加入电位滴定法测定铜材中痕量氯

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Copper ore contains sulfur. And heap roasting was a way to burn away the sulfur in the copper, so they'd be left with something closer to pure copper.

铜矿含有硫磺，堆烧是烧去铜里面硫磺的一种方法，所以留下的近乎于纯铜。

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Determination of lead bismuth and Tellurium in pure cathode copper by ICP-AES after coprecipitation with ferric hydroxide

沉淀分离ICP-AES法测定高纯阴极铜中铅铋碲

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About the Reason and Detriment of Gas Absorption during Smelting of Pure Copper

关于紫铜熔铸中吸气的原因及其危害

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Effects of Injection Molding Parameters on Feedstock Density of Pure Copper Powder Injection Molding

成型参数对纯铜粉末注射生坯密度的影响

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Pure copper can be drawn into a very fine copper , aluminum made very thin.

纯铜可拉成很细的铜丝, 制成很薄的铜箔.

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A Study on the Effect of Adding Rare-earth Element on Properties of Pure Copper Used in Touching Wire of Electric Railway

稀土对电气化铁路电车线纯铜性能的影响

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The temperature coefficient of surface tension of pure copper

纯铜表面张力的温度系数

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The specialty makes the Al2O3/ Cu composite material by internal oxidation of deeply aluminized pure copper matrix is more fine to be the diathermanous copper material of metallurgical equipment in the high temperature service condition than the ageing and solution alloy of aluminized deeply pure copper.

这种特性使得纯铜深层渗铝内氧化Al2O3/Cu复合材料在高温服役条件下比纯铜深层渗铝固溶时效合金更适合用作冶金设备用传热铜材料。

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The density of pure copper which was prepared by the liquid die forging technology achieved 9.35g/ cm~ 3, the density was improved about 4%, Comparing with that of pure copper prepared through metal mold casting ( 8.9g/ cm~ 3).

对致密度的测量表明：液态模锻纯铜试样的致密度达到了9.35g/cm~3，较普通金属型铸造纯铜（8.9g/cm~3）提高了4%。

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Numerical simulation of molten pool temperature field for TIG welding of pure copper without preheating

不预热情况下的紫铜TIG焊熔池温度场的数值模拟

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The equivalent strain pattern and deformation uniformity of strain behavior of pure copper in case of ECAP

ECAP条件下纯铜应变行为的等效应变规律及变形均匀性

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FAAS Determination of Zinc in Pure Copper Using the Method of Standard Additions

火焰原子吸收-标准加入法测量纯铜中锌的含量

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A designed organic compound of triazine thiols monosodium ( TTN) was used for preparing polymeric film ( PTT) on pure copper by polymer plating.

通过有机镀膜的方法，利用一种自设计合成的三嗪硫醇化合物（TTN）在铜。面制备有机薄膜。

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This paper systematically studied the deformation process, strain mechanism, texture characteristic and mechanical property of polycrystalline pure copper and directional solidification pure copper during ECAP.

本文系统的研究了多晶纯铜和定向凝固纯铜在ECAP中的变形过程、应变机理、织构特征和力学性能。

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Trace lithium can improve recrystallization temperature of pure copper.

在工业纯铜中加入微量锂能提高其再结晶温度.

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The effect of trace lithium on the anti corrosion ability of industrially pure copper has been studied.

研究了在工业纯铜中加入微量锂对其抗腐蚀性能的影响。

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In this paper, creep tests were carried out on annealed pure copper and normalized bronze containing Al under static and cyclic tension at room temperature.

以退火纯铜及正火铝青铜在轴向拉伸下进行室温静、动态蠕变试验。

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As load and sliding velocity increased, thermal effect aggravated wear rate of pure copper and its composites.

载荷与滑动速度提高引起的热效应使得纯铜及其复合材料的磨损率增高；

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Simulation results could describe the state of Mises stress and equivalent strain of pure copper accurately.

模拟结果能准确有效地描述纯铜温变形的应力应变状态。

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Anode is pure gold plate, cathode is pure copper plate.

进行电沉积实验时，阳极采用纯金平板，阴极采用纯铜板。

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