1·The main reason for strength increase of V microalloyed steel is ultra-fine microstructure in TSCR process.
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。
2·This paper describes comprehensively the hot ductility of Nb-bearing microalloyed steel in different temperature range.
综述了不同温度区间含铌微合金钢的高温塑性。
3·The morphology of sulphide inclusions in sulphur-comprising microalloyed steel manufactured by converter after rolling was observed.
用金相显微镜、扫描电镜和能谱观察和分析了转炉生产的含硫非调质钢轧后硫化物夹杂的形貌。
4·The optical microscope and SEM were applied to analyze the formation mechanism of transverse corner cracks of Nb microalloyed steel slab.
采用金相显微镜和扫描电镜分析了含铌微合金化钢铸坯角部横裂纹的形成原因。
5·The variation of properties and microstructure of the low carbon microalloyed steel with vanadium was analyzed after tempering at different temperatures.
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。
6·Aging treatment is performed for microalloyed steel for cold hardening bolt, which can stabilize its microstructure, enhance its strength and reduce its residual stress.
冷作强化非调质钢螺栓经时效处理可以稳定组织、提高强度、降低残余应力。
7·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.
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。
8·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.
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。
9·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.
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。
10·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.
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。