The effect of tiny amount of Titamium on the notch toughness of low carbon boron steel was investigated.
研究了微量钛对低碳硼钢冲击韧性的影响。
The Influences of ti content on austenite gain size and grain coarsening temperature in medium-carbon boron steel have been investigated.
研究了钛含量对中碳硼钢奥氏体晶粒度及晶粒粗化温度的影响。
A entirely set of method to separate and determine solid solution boron, carbon boride, alloy elements boride, boron oxide and boron nitride in low boron steel is established.
通过实验，建立了一整套低硼钢中固溶硼、碳硼化物、合金元素硼化物、氧化硼和氮化硼的分离、测定方法。
Boroncontaining pig iron got from ludwigite ore in the eastern area of Liaoning province by blast furnace separation was proposed as raw material to directly smelt boron steel.
提出以我国辽东地区硼铁矿经高炉分离后的含硼生铁为原料直接冶炼硼钢。
Simulating different solidification cooling rate with step-metal mould and sand mould, the effect of solidification cooling rate on microstructure and properties of high boron steel were studied.
利用阶梯型腔金属模和砂型模拟不同的冷却速度，研究了冷却速度对高硼钢凝固组织和性能的影响。
Determining the trace Boron in steel with Optical Emission Spectrometry is a method which is rapid, convenient and practical. It has been used for quality control during production.
用光电直读光谱法测量钢中的硼元素，此方法具有操作便利、快速和实用的特点，为炼钢生产过程质量控制提供手段。
The characteristics of boron element and its effect in cast steel are introduced.
介绍了硼元素的特点及其在钢中的作用。
The influence of rare earth, titanium and nitrogen on the structures and properties of high boron alloy steel was researched.
研究了稀土-钛-氮复合变质处理对高硼合金钢组织和性能的影响。
It USES a single stator, rare-earth neodymium iron boron permanent magnet in a cast aluminum casing with stainless steel fittings.
它把单个定子、钕铁硼永磁稀土材料装在铝制铸件内，用不锈钢零件固定。
The characteristics of boron element and its effect in cast steel are introduced. Microamount boron can improve the hardenability and toughness of carbon steel.
介绍了硼元素的特点及其在钢中的作用，微量硼可以明显改善钢的淬透性和韧性。
The hybrid Microwiggler made of neodymium, iron, boron and A3 steel has been investigated.
我们对钕铁硼和A3钢构成的混合式微型摇摆器首次进行实验研究。
The result shows it is viable that 45 steel ooze boron oil quenching replacing conventional 45 steel found produces tower wheel in water tank drawbench .
用45钢渗硼油淬用来代替传统的45钢铸造生产水箱拉丝机中的塔轮是可行的。
The investigation of effects of rare-earth yttrium and boron, which are in the 3.5% nickel-containing steel welding electrode on low temperature toughness has been carried out.
对含镍3．5％低温钢手工电焊条配方中稀土钇与硼的作用进行了试验研究。
It has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.
业已证实，淬火硼钢中硼向奥氏体晶界的偏聚，是在冷却过程中发生的一种非平衡的晶界偏聚。
The wear resistance of hard alloy (YG14) and boronizing layer, boron-chromizing layer for steel 45 was studied.
研究了硬质合金(YG14)和45钢渗硼层、硼铬共渗层的耐磨性。
The relationship between the boron hardenability factor and the equilibrium segregation of boron to grain boundary, the composition of steel, the austenitizing temperature, grain size was studied.
研究了硼淬透性因子与硼的晶界平衡集聚规律、钢的成分、奥氏体化温度及晶粒尺寸的关系。建立了硼的晶界平衡集聚方程。
To improve the corrosion resistance of 45 steel pieces, Chromium, molybdenum and boron were alloyed on 45 steel by CO2 laser to obtain excellent corrosion resistance composite coating.
为改善45钢制件表面耐腐蚀性，采用CO2激光在45钢表面合金化铬钼硼以获得高耐蚀性的合金复合涂层。
From these results, it is concluded that the reflector with steel and boron water has positive reactivity effect on the core with boroned moderator.
通过实验发现，对于具有硼慢化剂的铁硼水反射层堆芯，堆芯具有正的反应性效应。
The test has been demonstrated that the boron segregation at austenite grain boundaries in quenched steel is a non-equilibrium grain boundary segregation phenomena occurred during cooling.
通过试验，论证了淬火钢中硼向奥氏体晶界的偏聚，是在冷却过程中发生的一种非平衡的晶界偏聚现象。
The Influence of quenching temperature on wear resistance of high boron casting steel was investigated.
研究了不同的淬火温度对高硼铸钢冲击耐磨性的影响。
The influence of boron-bearing iron concentrate as additives on sinter quality under the production condition of the iron making plant of BX STEEL was investigated.
以含硼铁精矿作为烧结添加剂，在本钢炼铁厂生产条件下，研究了含硼铁精矿对烧结矿质量的影响。
The boron-doping technology and metallurgical micro-structure of die steel are discussed from the angle of its resistance to repeated shock compression.
结果指出：模具钢渗硼层在多次冲击压缩载荷下发生一定的塑性变形。
The invention relates to chromium-tungsten-rare earth-boron series air cooling medium-high carbon bainite steel and a preparation method thereof, and belongs to the technical field of alloy steel.
本发明涉及一种铬-钨-稀土-硼系空冷中高碳贝氏体钢及其制备方法，属合金钢技 术领域。
The invention relates to chromium-tungsten-rare earth-boron series air cooling medium-high carbon bainite steel and a preparation method thereof, and belongs to the technical field of alloy steel.
本发明涉及一种铬-钨-稀土-硼系空冷中高碳贝氏体钢及其制备方法，属合金钢技 术领域。
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