Under the background of the development of thin slab rolling in our country, the presented temperature and mechanical property parameters distribution and rules may come up with reference to industrial production.
本文结合薄板的生产过程，对变形过程中的温度场以及力能参数进行研究，所得到的分布规律，可以为工业生产提供参考。
With respect of slab lateral cambering of hot rolling sizing press, the analysis shows it is the temperature difference on both sides of the slab that causes different resistance in metal's plastic deformation, which makes metal deform at different speeds.
针对热轧SP定宽轧制的板形侧弯问题，经分析指出：板坯两侧温差造成金属塑性变形抗力大小不相等，从而使金属变形速度不同，变形速度快则相同时间内移动的金属量多，最终使变形快的一侧向变形慢的一侧弯曲是板形侧弯的形成机理。
Based on study of real measured data at situ, the calculated modelling of rolling stock temperature of Nb microalloyed HSLA steel during rough and finish rolling from thickness 210～250 mm slab to 3.0～8.0 mm finishing strip by 3/4 hot continuous rolling mill train including calculation to stock temperature reduction at roll table, rough rolling, finishing rolling and laminar flow cooling section has been established.
以含铌高强度低合金钢为主要研究对象，坯料厚度2 1 0～2 5 0mm ，带坯厚度32～38mm ，成品带钢厚度3.0～8.0mm ，根据3 4连续式热连轧机轧制工艺特点，在大量现场实测数据的基础上，建立了轧制过程中轧件温度的数学模型。1 温度计算模型确定边界热流变化取决于边界的冷却条件，边界条件不同，界面的热流密度及对流换热系数的计算公式各异。
Associating with the practical situation of a steel company, using the FEM method, the temperature field at the entrance of the descaler was simulated and temperature evolution rules were studied during the transport process of continuous-cast slab. Based on the simulation, the probability of realizing the direct rolling was analyzed. An appropriate heating and temperature compensation equipment is suggested to realize the CC-DR process. The study provides a theoretical basis for the direct-coupling of the continuous casting process and the rolling process and the guide line for the improvement of the necessary equipments in the company.
摘 要：结合国内某热轧厂的实际情况，采用有限元方法对连铸坯从连铸机出口到除鳞机入口处的温度场进行模拟计算，研究连铸板坯运送过程中的温度演变规律，通过模拟计算对实现直接轧制的可能性进行了分析，并提出了实现连铸－直接轧制所必需的加热及补热设施，为该厂实现连铸与轧制的直接连接以及与之相应的设备改进等提供了理论依据。
The heating process and rolling process of slab are very important procedures in hot rolling production line. Reheating furnace should heat the slab to the temperature distribution that is needed by the rolling technology of roughing mill, and roughing mill should roll the slab into the product with the desired dimension. Reheating furnace and roughing mill are two main energy-consuming facilities in hot rolling production line.
钢坯的加热过程和轧制过程是热轧生产线上非常重要的两个生产环节，加热炉需要将钢坯加热到满足粗轧机轧制工艺要求的温度分布，粗轧机则需要根据生产要求将加热好的钢坯轧制成指定规格的产品，这两者是热轧生产线上的主要耗能设备。
When finishing rolling start temperature was at 820～860℃, water curtain cooling was employed in cooling of intermediate slab and that after rolling and the thickness of intermediate slab was two times than product plate, ferrite grain size of 12mm plate was refined to about 8μm and good strength and superior toughness were obtained.
精轧开轧温度820～860℃，待温和轧后采用水幕冷却，待温厚度应为成品厚度的2倍左右，可以使12mmQ235中板铁素体晶粒细化到8μm左右，同时获得良好的强韧性组合。
The ferrite transformation rule can provide some advice for Nb micro-alloyed steel rolling during FTSR. flexible thin slab rolling; Nb micro-alloyed steel; ferrite transformation actual temperature; grain size
本文将重点研究终轧温度、Nb的固溶与析出对相变的影响，包括对Ar3的影响以及对铁素体晶粒尺寸的影响。1实验方法为了模拟FTSR薄板坯连铸连轧生产线生产低碳含Nb钢的相变特点，设定了
Now in the condition of world energy resource deficiency, there are still some problems to be solved, such as exceeding energy consumption, low heating quality of slab, the difficulty of guaranteeing rolling security, so this paper tries to give solutions to the mentioned problems from the following several aspects.
在当前世界能源日益匮乏的情况下，结合当前热轧过程中存在的能耗浪费过大、钢坯加热质量不好、轧制安全难以保证的实际问题，本文从以下几个方面着手，试图解决上述问题。
CSP technology is one of main production technologies for the continuous casting and rolling of thin slab, and the straight through type roller hearth furnace is used for heating and soaking slab and cushioning in the technology.
CSP工艺是薄板坯连铸连轧的主要生产工艺之一，直通式辊底炉在CSP工艺中起到加热、均热薄板坯和缓冲作用，是十分重要的热工设备。
For order of slab and steel coil by customers, at first, production capacity of continuous caster arid hot strip mill was considered. Then, aimed at trade-off between slab quantity for sale and slab as raw material for hot rolling mill, and matching between slabs and coils, considering holding cost of slab yard and coil yard as well as feature that the demand for slabs and coils can be postponed, But need to pay for penalty cost, a linear programming molel with objective of maximizing the profit was developted.
根据顾客对板坯和钢卷的订货情况，考虑连铸机和热轧机的生产能力约束及板坯库和热轧卷库的库容约束，针对板坏的外卖量和作为热轧机原料量之间的协调及板坯与热轧卷之间的匹配情况，同时考虑板坯库和热轧卷库的库存成本以及对板坯和钢卷的订货需求可以延迟满足，但需支付惩罚费用等特点，以利润最大为目标函数，建立了相应的线性规划模型。
The effect of rolling process conditions on the width and size of head and tail of interim slab were also analyzed by numerical simulation.
Marc有限元分析软件对板坯在立辊及水平辊轧制过程中的不均匀变形行为进行了离线模拟解析，分析了轧制工艺条件对轧后中间坯头尾形状尺寸及宽度的影响规律。
Hence, when the slab is subjected to the liquid core pre-rolling, it will be possible to obtain a refinement of the internal structure by reducing the central porosity as well as the segregation.
因此，当板坯经历液芯预轧制的时候，将可能会通过减少中心多孔性和分离来获得内部结构的精制。
The following results were obtained: 1 In industrial conditions, the important parameters which determine the grain size are the distribution of loads, finish temperature, and coiling temperature. Improving rolling load in the later strands and decreasing finishing temperature (about A〓 temperature) and coiling temperature (about 450℃) were important measures to refine the ferrite grain size. 2 The final microstructure and properties of hot rolling plate mainly depended on finishing rolling start temperature, the cooling mode and thickness of intermediate slab and cooling rate after rolling.
在能力允许范围内使负荷分配后移，加大后部机架的压下量，同时降低精轧阶段的温度范围，尤其是将终轧温度控制在A〓左右，并辅之以低温卷取（450℃左右），加大冷却速度，是生产超细晶粒钢的核心技术；Q235中板轧制中，精轧开轧温度、中间坯厚度和待温及终轧后的冷却方式是工业生产条件下影响中板最终组织和性能的主要因素。
The on line slab temperature measurement for an industrial rolling mill reheating furnace is one class of typical hard measuring problem in industrial process.
轧钢加热炉是钢材热轧生产线上的关键设备之一，其主要作用是把炉内钢坯加热到后续轧钢工艺所要求的范围内，以保证钢坯的正常轧制。
The results showed that after spread rolling the front end of slab plane changes to dishing from bulging with increasing edge reduction but its back end always keep the slab plane in bulging form, and the length and width fluctuation s of both front and back end crops of the slab is similar to that after spread rol.
利用有限元法计算软件ANSYS/LS DYNA，对不同工艺参数的立辊轧边、展宽轧制及精轧的中厚板生产过程进行了模拟计算·由模拟计算知，随立辊侧压量增大，展宽轧制后板坯前端由凸鼓形向凹鼓形变化，后端始终为凸鼓形，展宽轧制后轧件切头尾长度及宽度波动量先减小后增加，精轧后轧件宽度波动变化与展宽轧制时相似·展宽比大时，立辊轧边对减少宽度波动量效果较好；要得到好的轧后平面形状，应使展宽轧制后的钢板边部保持平直或微凸·模拟计算结果为合理匹配立辊侧压量、展宽比及精轧延伸率，提供了理论参考
Allowable rolling pressure for small-flexibility slab edging
热轧立轧小柔度板坯允许轧制压力的研究和应用
Based on the physical metallurgy characteristics of thin slab casting and rolling (TSCR) process, the article systematically researches the precipitating regulation of V elment and strengthening mechanism of V microalloyed steel.
本文基于薄板坯连铸连轧流程物理冶金特征，系统地研究了V的析出规律和V微合金钢的强化机理。
Physical metallurgy for the titanium microalloyed strip produced by thin slab casting and rolling process
薄板坯连铸连轧Ti微合金化钢的物理冶金学特征
Study on ferrite rolling process of strips of low carbon steel in thin slab continuous casting and continuous rolling line
薄板坯连铸连轧采用铁素体轧制生产低碳钢板卷工艺技术研究
Description of ferrite rolling process in thin slab continuous casting and rolling lines
薄板连铸连轧生产线中铁素体轧制工艺描述