Cause analysis for cracks in 20# hot rolled pipe billet steel and improving measures

1、

Application of static soft reduction technology on high carbon billet caster

静态轻压下技术在高碳连铸方坯生产中的应用

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2、

Automation System& Control Technology of High Efficient Billet Caster

高效方坯连铸机自动化系统及控制技术

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3、

The quality check mode of No.4 billet caster has been introduced, and the innovative approaches for problems existing in the check have been put forward.

介绍了4号方坯连铸机铸坯质量检验的模式，并对检验过程中存在问题提出改进措施。

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4、

Research and Development of Automatic Pouring Control System for the Billet Caster

方坯连铸机自动开浇控制系统的研究与开发

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5、

Cavity is an important part of the continuous extrusion machine, it has contact with extrusion wheel, billet and mold, temperature distribution is under complex conditions which directly affects the production efficiency and the quality of the products.

连续挤压机腔体是连续挤压机的重要组成部分，它与挤压轮、坯料、模具均有接触，工况条件下温度分布变化复杂，直接影响连续挤压生产的效率和产品质量。

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6、

With the increase of the extrusion speed, billet temperature and die temperature was gradually increased. The highest temperature was located in bearing export while the flow dead zone located in diversion hole of die and the stress of bearing have sharp risen.

随着挤压速度的增加，坯料的温度和模具的温度逐渐上升，温度最高的地方在出口工作带上，模具的导流孔的圆角部分存在流动死区，工作带的应力急剧升高。

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7、

By increasing the extrusion speed, billet can be deformed into tube which meets the requirements in a short time at high temperature.

通过提高挤压速度，可以使高温下的坯料在短时间内完成变形，从而获得满足要求的管坯。

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8、

Forming force during backward extrusion of hollow billet was analyzed by slab method and numerical simulation.

采用主应力法与数值模拟相结合的方法，研究分析空心坯料反挤压成形力变化规律。

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9、

Cause and Prevention of Cracks on 6005A Aluminum Alloy Flat Extrusion Billet

6005A铝合金扁挤压锭裂纹原因及防止

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10、

Moreover, sheet billet containing Cu, Ni will bring about a layer of viscous iron oxide scale when heated in soaking furnace that resulted in influence on the surface quality of steel product.

此外，含Ni、Cu合金元素板坯在均热炉内加热时会产生很粘的氧化铁皮，影响钢材表面质量。

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11、

The application and study of the porcelain filtrating materials on the new water treatment of baogang's sheet billet even cast and even rolled workshop

瓷砂滤料在包钢薄板坯新水处理中的应用研究

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12、

Present situation of sheet billet continuous-casting continuous-rolling in the world and its development in Tangshan Iron and steel company in the future

世界薄板坯连铸连轧技术的现状及未来在唐钢的发展

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13、

Casting-Powder Technique in crystallizer of sheet billet continuous-rolling

薄板坯连铸结晶器保护渣技术

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14、

Cause analysis for erosion of tundish stopper in sheet billet con-casting

薄板坯连铸中间包塞棒侵蚀原因分析

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15、

The simulated experiment on the electromagnetic brake of the sheet billet continuous casting crystallizer

薄板坯连铸结晶器电磁制动的热模拟实验

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16、

Change of nitrogen content in process of complex top-bottom blowing converter smelting, lf and sheet billet continuous casting

顶底复合吹炼转炉、LF及薄板坯连铸中氮的变化

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17、

Design Features of Aid Foreign Walking Beam Furnace for Square Billet

援外步进式方坯再加热炉的设计特点

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18、

Application of Automatic Liquid Control Technology in Square Billet Caster

液面自动控制技术在方坯连铸机中的应用

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19、

Research and Analysis on Center burst of continuous casting small square billet

连铸小方坯中心裂纹的研究与分析

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20、

Fuzzy Control Method for Square Billet Blade Electrochemical Machining Process

方坯叶片电解加工过程的模糊控制方法

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