究其原因是由于钢中大量的氧化夹杂物使得其塑性、韧性及疲劳强度降低、加工性能变坏所致。
The reason was that a mass of oxidation inclusion in steel which induced low ductility, toughness and fatigue intensity, and finally had bad machininged capability.
降低焊接线能量时，将降低熔敷金属中的氧含量及其氧化夹杂物的数量和大小，从而提高熔敷金属的韧性。
Decreasing welding thermal input will decrease the oxygen content and the number and size of oxide inclusions, and it improves the toughness of weld metal.
研究了复合精炼对铝硅合金熔体的净化效果，并介绍了铝硅合金熔体中主要氧化夹杂物与气体的存在形态及其相互作用。
The purification effect of Al-Si melt by composite refining technique was studied, the main existing form and its interaction of inclusion and gas in Al-Si melt were introduced.
讨论了钢包、中间包及连铸结晶器所用渣相对夹杂物的吸附，对钢水的氧化，以及保护浇注的效果。
Absorption of inclusions to slag, steel reoxidation by slag, and protective effect of the slag at ladle, continuous tundish and nold are discussed.
结果表明，在真空感应熔炼过程中，通过透气砖向熔池吹氩，可以实现在较低的真空度下熔炼超低氧钢，以及有效去除钢中的氧化物夹杂物颗粒。
It is shown that, for the refining of extra-low oxygen steel under low vacuum, blowing argon through porous plug into molten steel can effectively remove oxide inclusions from molten steel.
采用热力学方法，研究了稀土氧化物对中高碳钢堆焊金属中夹杂物的变质作用。
The modifying effect of RE oxide on inclusions in hardfacing metals of medium high carbon steel was studied by means of thermodynamics.
灰色粉末状金属，纯净、无肉眼可见夹杂物及氧化色。
Gray powder metal, pure, without any visible inclusions and oxidation color.
本发明能够减少钢水在浇注过程中的二次氧化，降低钢水内生夹杂物，提高钢水纯净度。
The argon protective device can reduce secondary oxidization in the casting process of molten steel, reduce the mixed sundries in the molten steel and improve the molten steel purity degree.
对比分析认为，这两类长条状夹杂物均为含b2o3的低熔点氧化物塑性夹杂。
Comparative analysis showed that both of such long inclusions are low melting point plastic oxide inclusions containing B2O3.
关于氧化物夹杂和硫化物夹杂或两者的总值，从一个规定界限尺寸以上的夹杂物，可以计算出一个与此夹杂物含量成比例的指数。
An index proportional to the content of inclusions from a specified limit size upwards can be calculated separately for the oxide and sulfide components or as a total value.
介绍了夹杂物的来源，包括内生夹杂和外来夹杂，着重于二次氧化产物、卷渣、内衬侵蚀。
The paper introduce the impurities origination including internal and external impurities, and pays more attention to re-oxide, rolling slag and inner-lining erosion.
而硅酸盐夹杂物的表面能只为氧化铝的10 ~(- 8)，具备在钢液中均质形核的条件。
The interfacial energy of silicates, however, is only 10-8 times of that of alumina and, thus, the silicates have the precondition of homogenous nucleation in the steel.
使用该水口可有效控制钢液中非金属夹杂物、精确调控钢液中的微量元素含量、生产细小氧化物弥 散钢。
The long nozzle can effectively control non-metallic inclusion in molten steel, accurately control and regulate the content of trace elements in molten steel and produce fine oxides to disperse steel;
中薄板坯连铸机生产低碳高铝钢过程中，浸入式水口堵塞的主要原因是水口与钢水之间产生化学作用和钢水中的氧化铝夹杂物在水口壁上沉积。
The main reason that the submerged nozzle clogged during continuous casting of high aluminum low carbon steel is aluminate that aggraded the submerged nozzle wall.
大型夹杂物主要来源于结晶器卷渣、氧化产物和中间包覆盖剂等。
Large inclusion come from mould fluxes, oxidation products, tundish covering flux and so on.
经生产应用试验表明，该保护渣熔融性能稳定，无分熔现象，粘度适中，吸收氧化铝夹杂物能力强。
The practical application shows that the mould powder is characterized by stable melting performance, non-fractional melting, moderate viscosity and high capacity of absorbing Al2O3 inclusion.
经生产应用试验表明，该保护渣熔融性能稳定，无分熔现象，粘度适中，吸收氧化铝夹杂物能力强。
The practical application shows that the mould powder is characterized by stable melting performance, non-fractional melting, moderate viscosity and high capacity of absorbing Al2O3 inclusion.
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