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- The fatigue limit of 45 steel has increased by a fac-tor of 55 and 74%. 45钢的疲劳极限分别提高55%25和74%25。
- Effect of friction welding and heat treatment on fatigue properties of grade 45 steel. 摩擦焊接和热处理对45号钢疲劳性能的影响。
- The bending fatigue properties and fractography of normalized tufftrided 45 steel were analyzed. 对45钢正火态软氮化处理前后的旋转弯曲疲劳性能及其断口进行了定量和电镜分析。
- The fracture of 45 steel plate was analyzed by means of macrocosmic and microcosmic. 摘要45钢厚板在弯曲时发生断裂，对断裂钢板进行了化学成分分析和宏、微观检验。
- The combined treatment of ion nitrocarburizing-ion oxidizing on 45 steel was tested. 研究了45钢离子氮碳共渗离子渗氧复合处理工艺。
- The flash butt welding parameters of axisymmetric 45 steel were determined utilizing the orthogonal test. 摘要利用正交试验法确定了45钢的闪光对焊轴对称件焊接工艺。
- The test and analysis for wear of cermet cutter during high-speed dry cutting 45 steel are carried out. 对金属陶瓷刀具高速干切削45钢时的磨损情况进行了试验和分析。
- Influence of rare earth on low temperature salt-bath chromizing on 45 steel was studied. 研究了稀土对45钢低温盐浴渗铬的影响。
- Elements in white bright layer on the surface of 45 steel were distributed with electron microprobe analysis. 利用电子探针对白亮层进行了成分分析。
- We report a new chemical thermal diffusion method for permeating 45 steel with zirconium. 本文首次报道了用气相法对45钢表面渗锆。
- Stellite 6 coating was sprayed on 45 steel substrate by electrothermal explosion directional spraying with two sizes of stellite 6 alloy. 采用电热爆炸定向喷涂工艺在 4 5号钢基体上制备stellite 6合金涂层。
- A study has been made on the effect of intercritical heating on the transformation of the undercooled austenite and the hardenability of 45 steel. 研究了两相区加热对45钢的过冷奥氏体转变及淬透性的影响。
- Its wear-resistance is 2. 6 times higher than that of 45 steel and at the same time is 0. 7 time as high asCr-Mo white iron. 在试验室条件下进行耐磨性对比试验表明，中铬铸铁经亚临界热处理后其耐磨性为45钢的2．6倍，同时是高铬相铸铁的0．7倍。
- Moreover, the wear volume loss of three kinds of high polymer materials against T10 was obviously lower than that of ADI against 45 steel. 从磨损量角度来讲，三种高分子材料组成的斜楔与T10磨耗板配对时的体积磨损量远远低于45钢与ADI配对副的体积磨损量。
- The hardness of 45 steel by surface quenching with plasma was about HV800,the method of heat treatment by using plasma as heat source was feasible. 45号钢经等离子体表面淬火后,淬火硬度在HV800左右,采用等离子体热源对工件进行热处理是可行的。
- Material wearing tests are carried out on the quenched and toughened 45 steel samples and the high maganese steel samples respectively. 分别对调质、淬火状态的45钢、水韧处理及铸态的高锰钢进行了试验。
- Diamond like carbon (DLC), TiN, TiCN and AlN films had been successfully generated on the surface of 45 steel and single crystal samples. 我们成功地在单晶硅和45号钢等材料表面在室温条件下生成了类金刚石、氮化钛、氮碳化钛、氮化铝薄膜。
- Using YS2 hard alloy electrode,an alloy strengthening coating was formed on the surface of 45 steel by electrosparking surface-strengthening equipment. 采用电火花表面强化设备,以YS2硬质合金作为强化电极在45钢表面涂覆形成一层合金强化涂层。
- After 45 steel boronization processing the skin hardness enhances, the abrasion resistance can improve, the oxidation resistance performance is good. 45钢渗硼处理后表面硬度提高，抗磨性能改善，抗氧化性能好。
- The surface of 45 steel drilling pump liner was modified by plasma spraying and the ceramic coating of the liner was prepared. 摘要利用等离子喷涂技术对45号钢钻井泵缸套表面进行改性，制造金属陶瓷涂层缸套。
