综述了不同温度区间含铌微合金钢的高温塑性。
This paper describes comprehensively the hot ductility of Nb-bearing microalloyed steel in different temperature range.
三维原子探针对微合金钢中G.P。区的观测。
Three dimensional atom probe observation of G. P. zone in micro-alloyed steel;
微合金钢就是这些“高技术钢材”中用量最大的一种。
Micro alloyed steel is one of the major high tech steels with largest market demand.
试验结果表明，低碳微合金钢能够发生铁素体动态再结晶。
It is shown that dynamic recrystallization of ferrite can occur in low carbon microalloyed steels.
基于神经网络原理，对微合金钢热轧控制参数的选取进行了研究。
Based on the method of artificial neural networks, a new approach is provided to estimate hot rolling quality of the micro alloyed steel.
研究了含钒低碳微合金钢经过不同温度回火的性能和组织的变化关系。
The variation of properties and microstructure of the low carbon microalloyed steel with vanadium was analyzed after tempering at different temperatures.
组织超细化是导致薄板坯连铸连轧流程V微合金钢强度提高的主要原因。
The main reason for strength increase of V microalloyed steel is ultra-fine microstructure in TSCR process.
采用光学显微镜和透射电镜研究了锆处理对微合金钢粗晶热影响区组织的影响。
Microstructure of simulated coarse grain heat affected zone (CGHAZ) of Zr Microalloyed HSLA Steel are investigated using optical microscopy and transmission electron microscopy.
讨论了含钒微合金钢在热轧及加速冷却条件下终轧温度、终冷温度、冷却速度对钢的力学性能的影响。
The effects of finish rolling temperature, temperature of controlled cooling, cooling rates on the microstructure and mechanical properties of V-bearing microalloyed steel have been investigated.
利用光学显微镜和扫描电镜以及能谱分析，研究了稀土元素钇对低碳微合金钢组织、性能的影响规律。
The effects of rare earth Y on the microstructure and properties of low carbon micro-alloyed steel were studied by optical microscope, scanning electron microscopy and spectroscopy.
该方程不仅适合微合金中碳钢的铁素体和珠光体组织，而且也适合高碳微合金钢的珠光体组织和低碳微合金钢的铁素体组织。
The equations suit not only ferrite and pearlite in microalloyed medium carbon steel but also pearlite in high carbon microalloyed steel and ferrite in low carbon microalloyed steel.
得出在含铌x60管线钢中，由于微合金元素的加入，从几个方面抑制了晶粒的长大，并成为微合金钢中最重要的晶粒细化方法之一。
This paper shows that adding of the micro-alloyed elements helps to the inhibiting of grain expansion, thus, becoming one of ways of fine the grain.
对舞钢采用控轧控冷工艺生产的低碳微合金钢的组织形貌及其形成条件进行了分析，认为组织细化是保证低碳微合金钢良好强韧性配合的重要因素。
The microstructure characteristic and its forming conditions of the low-carbon microalloyed steels were analysed, which were produced by controlled rolling and cooling in Wuyang Iron and Steel Co Ltd.
该方法被广泛应用于各种高温合金、中低合金钢、微合金化钢中碳化物、金属间化合物的粒度尺寸分布的测定。
The present method has been used for the particle size determination of carbides and metal precipitates in microalloyed steel, middle-alloy steel and high-temperature alloys.
主要产品类型有：合金钢系列、不锈钢系列、英制和美制系列、微形和电子系列以及非标件系列。
The main products are as follows: Series of alloy steel , stainless steel series , series of British and American system , mini- shape and electronic series and nonstandard series.
主要产品类型有：合金钢系列、不锈钢系列、英制和美制系列、微形和电子系列以及非标件系列。
The main products are as follows: Series of alloy steel , stainless steel series , series of British and American system , mini- shape and electronic series and nonstandard series.
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