The results indicate that high quality copper hollow billet can be obtained by the application of electromagnetic field during horizontal continuous casting. When the imposed current is 140 A, surface roughness decreases from 120 μ m to 90 μ m.

1、

Discussion of Process for TP_2 Copper Tubular Billet in Horizontal Continuous Casting

浅谈水平连铸TP2紫铜管坯的工艺制度

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2、

Numerical Calculation on Electromagnetic Continuous Casting of Copper Billet

铜电磁连铸的数值计算

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3、

New Technologies of Walking Beam Type Heating Furnace for Copper Billet

铜锭步进式加热炉的新技术

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4、

The Design Investigation of Large Size Walking Copper Billet Heating Furnace

大规格铜锭步进式加热炉设计探讨

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5、

To develop copper billet with high compactness, electromagnetic continuous casting process is applied to copper billet. The feasibility on electromagnetic continuous casting technology for copper billet is studied.

为了研制高致密度铜坯，应用电磁连铸工艺于铜圆坯连铸，探索电磁连铸技术在铜连铸上的可行性。

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6、

The working principle of automatic hydraulic billet shears in continuous-casting steel line was introduced.

介绍了全自动液压钢坯在线剪的工作原理。

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7、

The designing formula of roll shape with full contact complex curve has been obtained according to the principles associated with the conjugate geometrical relation between rolls and the billet in cross roll piercing for tubes.

本文介绍在钢管斜轧穿孔机中，利用轧辊和轧件存在着共轭几何关系的原则，导出全接触的复合曲线辊型的设计公式。

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8、

It simply introduces the design contents of hot delivery and hot charge of continuous cast billet in Continuous Roll Plant and the measures taken to guarantee to realize the technology.

简单介绍了连轧厂连铸坯热送热装的设计内容，以及保证实现该工艺所采取的管理措施及实施效果。

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9、

By mandrel reaming method, hollow billet thickness is reduced to the certain thickness of cylindrical forging, then after longitudinal split and flattening process, flat forging with the ideal size is completed.

该方法首先将空心铸坯芯轴扩孔至具有一定厚度的圆筒锻件，然后对其进行纵向剖切，再经过展平等工序得到所需尺寸的成品件。

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10、

How to produce high quality large-diameter hollow billet to satisfy the requirements of succeeding treatment is the key to acquire the high quality large-diameter hollow tube.

如何生产优质的大口径管坯，使其满足后续加工要求，是获得高质量大口径管材的技术关键。

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11、

The influence of commercial frequency electromagnetic field on the surface quality, mechanical properties and macrostructure of copper hollow billet prepared by horizontal continuous casting method was investigated.

研究了工频电磁场对水平连铸紫铜管坯表面质量、力学性能和组织的影响。

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12、

ANSYS software is used to compute the influence of rotate magnetic filed on the solidification of clad hollow billet.

采用ANSYS软件模拟旋转磁场对管坯凝固过程的影响。

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13、

The unit pressure in backward extruding hollow billet has been calculated by the slip line method and the upper bound method.

本文对空心件反挤的单位挤压力，采用滑移线法和上限法进行了计算。

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14、

Study on soft-contact electromagnetic continuous casting of hollow billet

空心管坯软接触电磁连铸技术研究

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15、

By controlling the cooling speed of pierced billet after hot piercing, the DP-structure F+ B could be obtained. The times of annealing the process of cold, drawing could be decreased by 50%.

控制热穿孔后荒管的冷却速度可获得F＋B的双相组织，并减少冷拔过程中50%的退火次数。

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16、

Hot-shear blade is the main tool which is used to cut hot rolling steel billet. Its performance directly affects the quality of continuous metal casting billet.

热剪刃是钢厂用来切断热轧钢坯的主要工具，其性能直接影响到连铸钢坯的质量。

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17、

Significant improvements in output capacity and in conversion costs are achieved when rolling a billet of infinite length obtained.

当轧制一根由许多钢坯焊成的无限长钢坯时，就会大大地提高产量、降低成本。

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18、

Simulation Experiment of Rolling Square Billet with Liquid Core Using Four Stand Continuous Rolling Mill

采用四机架连轧带液芯方坯的模拟实验

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19、

The forming limit of forward extrusion and cross rolling tube billet

管坯正挤&横轧的成形极限

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20、

In hot-rolled production line, rolling billet heating softened, the roller into the mill, finally rolling into the size of user requirements.

在热轧生产线上，轧坯加热变软，被辊道送入轧机，最后轧成用户要求的尺寸。

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