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- deposited metal microstructure 显微组织
- The microstructure and porosity of the deposited metal can be systematically manipulated by the use of osmotic pressure. 利用渗透压的新技术可控制膜的微观结构和孔隙率。
- The microstructure of the deposited metal and the effect of the welding heat input on the formation of the deposited metal are studied. 分析了堆焊熔敷金属的显微组织,研究了焊接线能量对堆焊层金属显微组织形成的影响。
- The analyses on microstructure of deposited metals were made, and the effect of alloy elements on the microstructure of deposited metal was discussed. 对获得的不同堆焊金属的显微组织进行了分析，并讨论了合金元素对堆焊层金属显微组织的影响。
- The analyses on microstructure of deposited metals were made,and the effect of alloy elements on the microstructure of deposited metal was discussed. 对获得的不同堆焊金属的显微组织进行了分析,并讨论了合金元素对堆焊层金属显微组织的影响。
- The results show that the tempering temperature of welding metals affects the microstructure, the hard phase types, performance and distribution of deposited metal. 结果表明：回火温度不仅对熔敷金属的显微组织有影响，而且对硬质相的类型、性能及分布等也有影响；
- Moreover, the wear of deposited metal samples increases with load increasing. 负荷增大,熔敷金属试样的磨损也呈增加趋势。
- According to analyze metal microstructure, chemical composition and gas content in the steel, we discuss the delaminating phenomenon of hot-rolling strips and give out the reason. 采用金相检验、化学分析等方法,对热轧镇静带钢出现的分层情况进行了探讨。
- The micro structure of deposited metal is composed of martensite,residual austnesite and carbide hard phase. 堆焊层组织为马氏体+残余奥氏体+碳化物硬质相。
- Deposited metal fluidity better than 308L, on weld the operation too more superior. 熔敷金属流动性较308L为佳，在焊接操作上也更优越。
- Deposited metal fluidity better than 316L, on weld the operation too more superior. 熔敷金属流动性较316L为佳，在焊接操作上也更优越。
- By adding magnesium powder into the coating of electrode,the sulphurs removal in deposited metal was satisfactory. 通过理论分析及实验，探讨了手工电弧焊焊条药皮中添加金属镁粉的脱硫效果。
- The microscopic analysis results indicate that deposited metal is hypereutectic structure. 测试结果表明熔敷金属为过共晶组织。
- Keywords overlaying;deposited metal;microstructure;micro-hardness; 堆焊;熔敷金属;显微组织;显微硬度;
- In this paper,a study on creep of metal material with moire method was conducted.In the tests,thehigh temperature gratings with two deposited metal layers were used. 采用双镀层高温试件栅并结合应用云纹法对金属材料的高温蠕变变形进行了实验研究。
- The results show that the absolute humidity of the welding environment has great influence on the hydrogen diffusion, and that the greater the absolute humidity, the higher the content of hydrogen diffused in deposited metal. 结果表明，焊接环境的绝对湿度对超低氢焊条熔敷金属中扩散氢含量有较大影响，绝对湿度越大，焊缝金属中扩散氢含量越高。
- Study on Microstructure of Deposited Metals and Their Fretting Wear 堆焊金属组织及其微动磨损研究
- The increasing or decreasing of carbon in the deposit metal is depends on the carbon content of welding material.The critical value of carbon increasing for FCW is about 0.05%. 熔敷金属中的含碳量与焊接材料中的含碳量相比是增加还是减少,取决于焊接材料含碳量的多少和氧化性的强弱。
- The external constraint test of the coffin model for two kinds of deposited metals,called the 3Cr2W8 and HM3,is conducted. 对两种模具钢堆焊金属(3C r2W 8和HM 3)进行了外加约束Coffin型热疲劳试验。
- Because of the influence of dilution of base metal and carbide precipitation of deposited metal, the hardness of deposited metal decreases with the increase of the tempering temperature. 由于母材稀释的影响和熔敷金属组织中的合金碳化物析出，熔敷金属的硬度随回火温度的升高而降低。
