非金属夹杂物

管材的非金属夹杂物（MnS、Al2O3）含量超标，是加速油管在CO2环境中局部腐蚀穿孔破坏的另一原因。还探索了应用缓蚀剂防止气井CO2腐蚀的可能性。

Nonmetallic inclusion ( MnS , Al2O3 ) in oil pipe was another cause to accelerate localized corrosion and cracking failure of oil pipes in the medium with CO2 . The possibility of application of inhibitor to prevent CO2 corrosion of gas well was discussed .

利用高频超声波（10～125MHz）技术可对金属材料整个体积进行非金属夹杂物的无损检测。

High-frequency ultrasonic ( 10 ~ 125MHz ) technology could be used to the inspection of nonmetallic inclusion in metal material on the whole volume .

对非金属夹杂物含量超标的CrNiMoVN材料进行了疲劳和应力腐蚀性能试验。

Fatigue and stress corrosion property tests were performed for a Cr-Ni-Mo-V-N steel , which had a non-metallic inclusion content exceeding standards .

介绍了线材的化学成分、钢坯低倍组织、非金属夹杂物等因素对B级棉花打包钢丝拉拔性能的影响。

Introduced factors and so on wire rod chemical composition , billet low-powered tissues , non-metallic inclusions influence to the B-grade steel wire for cotton packaging of drawing performance .

SiO2非金属夹杂物对镍基粉末高温合金微观力学行为的影响

Effect of SiO_2 Non-Metallic Inclusion on Micro-Mechanical Behavior of Nickel-Base P / M Superalloy

邯钢CSP低碳铝镇静钢非金属夹杂物行为研究

Investigation on Non-metallic Inclusions in Low Carbon Al-killed Steel Produced by CSP at Handan Steel

[O]的关系，并利用扫描电镜（SEM）和电子探针（EPMA）对焊缝金属中非金属夹杂物的形态和数量进行了分析。

In addition , the formation and the quantity of inclusions in the weld metals were also observed by means of SEM and EPMA .

三点弯曲疲劳为典型的鱼眼型断裂，试样内部疲劳开裂主要是由小尺寸非金属夹杂物的聚集引起的。经检测，裂纹源处夹杂物主要含有Al、O、Mg和Ti等元素。

Three-point bending fatigue is a typical " fish eye " fracture . Fatigue cracking within the sample is mainly caused by non-metallic inclusions that composed of Al , O , Mg and Ti .

课题研究中针对具体的钢包精炼炉进行了数学模拟，得到其主要生产过程的数学模型（LF温度预报模型、非金属夹杂物去除模型、精炼渣脱硫预报模型）。

The mathematical models of main LF metallurgical processes were obtained ( temperature prediction model , removal model of non-metal inclusion , LF desulphurization prediction model ) .

VD炉是降低钢液中氢、氮含量以及非金属夹杂物等的重要设备。

VD ( Vacuum Degassing ) is the important equipment for reducing the content of hydrogen , nitrogen and nonmetal inclusion in the molten steel .

引起实验钢疲劳破坏的非金属夹杂物主要为含Ti和V元素的多棱角、硬脆的碳氮复合夹杂物，其尺寸较大，平均大小为50+10μm。

The non-metallic inclusions , which initiated fatigue fracture of the steel used , are mainly large and brittle carbonitrides containing V and / or Ti with an average size of 50 ± 10 μ m.

喷吹CaSi粉对16Mn类钢中非金属夹杂物的控制

Control of non-metallic inclusions in 16 Mn steels in CASI powder injection refining

55C钢异型连铸坯中非金属夹杂物的研究

Study on Non-metallic Inclusions in 55 C Continuous Cast Beam Blank

在大电流MAG焊时，适当增大线能量以利于非金属夹杂物的逸出并避免马氏体的形成，降低焊缝金属中的C、Ti含量，从而改善接头韧性。

It is concluded that the ductility of the joints can be improved by increasing heat input in welding to help the escaping of inclusion and the decreasing of martensite and C and Ti content .

72A钢非金属夹杂物行为

Non-Metallic Inclusions in 72A Steel

焊接材料与母材的不匹配、焊接时非金属夹杂物MnS的析出以及焊缝的凸起与凹陷，是焊缝腐蚀形成的主要因素。

The main factors that caused corrosion of welding seams were unmatchable welding material and parent material , separation of MnS and roughness of welding seams .

着重分析了材料因素中化学成分、非金属夹杂物和显微组织对管线钢抗HIC的影响。

Analysis of accumulated fluid of gas well The chemical property , non-metal slag and micro-structure existing in the steel affected the pipeline steel resistance to the HIC .

Mn-Nb-RE钢中非金属夹杂物的研究

Study on non-metallic inclusions in Mn-Nb-RE steel

结果表明：K6合金铸造叶片报废的主要原因在于非金属夹杂物在浇注成型时混入合金叶片中造成的。

The results show that the main reason of discarded blades is the existence of non-metallic inclusions in cast K6 alloy getting into cast blades blanks in process of casting mould .

为改善钙控制钢中非金属夹杂物的作用，研制成Ca-Si-Ba-Al-Re新型复合脱氧剂（即CSBA合金）。

A new complex deoxidizer Ca-Si-Ba-Al-RE alloy ( CSBA ) was developed for improving the ef-fect of calcium on the inclusion control .

结果表明，大截面预硬型塑料模具钢的基体成分显著影响非金属夹杂物的析出，并且利用Thermo-calc计算软件控制成分可以显著降低有害氧化物夹杂的含量。

The results show that the matrix composition of large-section prehardened-mould steel for plastic markedly influences the precipitation of non-metallic inclusion and the control of composition aided by Thermo-calc software package minimizes the amount of detrimental oxide inclusion .

本文研究了悬浮铸造过程中铝对ZG35中非金属夹杂物的影响（在生产条件下），并用现代检测技术对其作用机理进行了初步探讨。

Effect of aluminium on the non-metallic inclusion in ZG35 in suspension casting process was studied in production condition , and the mechanism was investigated by modern testing technique .

研究了在18t钢包中采用喷粉方法生产的钙系与钙硫系易切削钢中非金属夹杂物对切削性能的影响。

The effects of non metallic inclusions on the machining properties of Ca and Ca S free machining steels , which were made in 18 t ladle by means of powder injection , were presented .

对断裂断口进行了扫描电镜和能谱分析，找出了造成SA-387钢板压制开裂的原因是在钢板内部有密集的大块非金属夹杂物存在；

The fracture was analyzed with SEM and energy spectrum . The results show that massive block nonmetallic inclusions exists in steel SA-387.This is the reason why the steel plates cracked .

非金属夹杂物对钢制零件产品质量的影响

The effect of nonmetallic inclusion in the steel on product quality

铝熔体中非金属夹杂物电磁分离效率研究

Research on electromagnetic separation efficiency of nonmetallic inclusions from aluminum melts

电渣重熔钢中非金属夹杂物含量及成分的控制

Control of Content and Composition of Nonmetallic Inclusion in ESR Steel

稀土镁球铁中的非金属夹杂物

Non-metallic Inclusions of Nodular Graphite Cast Iron Treated by RE-Mg Alloy

钙处理对钢中非金属夹杂物变性效果分析

Investigations in non-metallic inclusions modification effects of calcium treatment in steel

弧型连铸板坯非金属夹杂物的分布

Distribution of nonmetallic inclusions in slabs cast by continuous casting machines