1N non-magnetic steel during isothermal ageing with a range of 800～950 ℃ was investigated by metallography,X-ray diffractometry(XRD) and electron probe microanalyzer(EPMA),and the isothermal precipitation-dissolution kinetic curves of nitro-carbides were established.
1N无磁钢在800~950℃区间等温时效过程中氮碳化物的析出行为,并建立了氮碳化物的等温析出-溶解动力学曲线。
4C non-magnetic steel has a serious detrimental effect on the production quality of steel.
4C无磁钢的碳氮化合物是影响钢材生产质量的主要因素之一。
The analysis of the chemical constitution,the macrograph pattern,the fracture pattern and the metallic phase was operated on the fracture non-magnetic steel bolt,which was used for fixation on one\' s equipment.
采用化学成分分析、宏观及微观断口形貌分析和金相检验等方法,对某用于紧固作用而断裂的无磁钢螺栓进行了分析。
Point to the serious burn-on defect occurred on the nonmagnetic steel casting surface, a new casting technique was used in which mould-making adopted CO2-cured sodium silicate bonded limestone sand and special sand powder coating.
针对无磁钢铸件严重粘砂的缺陷,采用石灰石砂及特种砂粉涂料相结合的铸造工艺措施,经过大量试验和生产验证,满足了铸造生产的要求,使铸件表面光洁、易清砂,取得了明显的技术经济效果。
Investigation of Carbonitride in Nitrogen-combining 18Mn-4Cr-0.4C Non-magnetic Steel;
含氮18Mn-4Cr-0.4C无磁钢的碳氮化合物研究
The Research of Fe-Mn Based Austenitic Nonmagnetic Steels Applied to Energy Saving Electrical Fittings;
Fe-Mn基奥氏体无磁钢在节能电力金具上的应用研究
Effects of Electromagnetic Annealing on Magnetic Properties of Non-oriented Silicon Steel
磁场退火对无取向硅钢磁性能的影响
Research on Key Technologies of Magnetic Non-destructive Testing for Smooth and Straight Pipe;
平直钢管磁性无损检测关键技术研究
Research on Weak Magnetism Non-destructive Detection Technology of Wire Rope Failure
钢丝绳故障的弱磁无损检测技术研究
Nondestructive testing technology for wire ropes based on weak magnetic flaw detection
基于弱磁探伤的钢丝绳无损检测技术
Magnetic Field Research and PM Structure Optimization of Coreless Disk PM Synchronous Motor;
盘式无铁心永磁同步电机磁场分析及磁钢结构优化
Test method for nondestructive measurement of film thickness of pipeline coatings on steel (magnetic method)
钢管防腐层厚度的无损测量方法（磁性法）
Cold-rolled grain-oriented and non-oriented magnetic steel strip(sheet)
GB/T2521-1996冷轧晶粒取向、无取向磁性钢带(片)
Experimental Research on NDT of Steel Tubes Using Magnetostrictive Guided Waves;
基于磁致伸缩导波的钢管无损检测实验研究
Experimental Research on the Damage Behavior of Steel Materials Using Magnetic Memory Nondestructive Testing Technology;
钢铁材料损伤行为的磁记忆无损检测试验研究
Study on Theory and Application Method of the Nondestructive Magnetism Testing for Steel Structures;
钢结构磁性无损健康检测理论与应用方法研究
Research of the Electromagnetic Nondestructive Testing Device for Hardness of Steel;
新型钢铁件硬度电磁无损检测装置的研究
Magnetic NDT Method for Detecting Oxide Scale Piled Up in Austenitic Stainless Steel Tubes
奥氏体不锈钢管内氧化皮磁性无损检测方法
Design of electromagnetic nondestructive testing circuit for steel materials crack based on RAM
基于ARM的钢铁材料裂纹电磁无损检测电路设计
Laboratorial Study on Magnetostriction Characteristics of Non-oriented Silicon Steel Sheet
无取向硅钢片磁致伸缩特性的实验研究
Effects of phosphorus on magnetic properties for w(Si)0.4% non-oriented electrical steels
磷对w(Si)0.4%无取向电工钢磁性能的影响
Effect of Product Thickness on Texture and Magnetic Properties of Non-Oriented Silicon Steel
成品厚度对无取向硅钢织构和磁性能的影响