您要查找的是不是:
- The behavior in spheroidizing annealing and mechanical properties of controlled rolled and cooled(CRC) and conventional rolled(CR) medium carbon steel SWRCH35K were studied with two annealing cycles. 采用常规双相区球化退火和亚温球化退火工艺研究了常规轧制(CR)和控轧控冷(CRC)的中碳钢SWRCH35K的球化退火行为和力学性能。
- Results show that high strength and thin wall gray iron with high carbon equivalent can be obtained by Cr Mo alloying and RCC inoculant. 其结果显示,在高碳当量条件下,采用低合金化和稀土复合孕育剂孕育处理,可以稳定地获得生产缸体、缸盖用的高强度薄壁灰铸铁。
- For welding medium carbon steel and low-alloy steel structures with appropriate strength. 焊接中碳钢及相应强度的低合金钢结构。
- The intermedium temperature microstructure of medium carbon alloy steel is upper and lower bainite. 中碳合金钢的中温转变组织只有上、下贝氏体。
- The influence of alloys on the seawater corrosive and abusive resistance of medium carbon alloy steel has been studied. 本文主要研究了合金元素对中碳合金钢的耐海水腐蚀磨损的影响规律。
- Fatigue test is done on medium carbon steel specimens with small surficial pre-cracks and single-edge pre-cracks. 采用带有微小表面预制裂纹和边缘预制裂纹的中碳钢试验片进行了疲劳实验。
- Methods Three special particles of ultra high molecular weight polyethylene(UHMWPE), Ti 6Al 4V and Co Cr Mo were used respectively to induce the change of periimplant bone structure of a well fixed implant made of titanium alloy in rabbit femur or tibia. 方法 本实验采用扫描电镜技术对钛合金(Ti?6Al?4V)、钴- 铬- 钼(Co?Cr?Mo)与聚乙烯(ultra high molecular weight polyethylene,UHMWPE)三种微小颗粒诱导的假体周围骨组织改变进行超微结构观察。
- Metal matrix composite layer reinforced in situ ZrC particles was formed by laser cladding overlapping on the medium carbon steel. 采用激光熔覆搭接技术,在中碳钢基体上制备出原位析出的颗粒增强金属基复合材料表层。
- Prestressed Concrete Bars is Medium Carbon (0.3%) Steel Bar (Known as PC BARS) of hightensile strength, low relaxation properties, and easy weldable. PC棒属于中碳钢棒(0.;3%25)高抗拉强度,低松弛率且易焊接,水泥基椿用。
- Keywords micro alloying righ Cr Mo cast steel modification guide; 高铬钼铸钢;微合金化;变质处理;导卫板;
- The medium carbon steel slAbs sometimes experience batch cracking in low temperature when cooled,transported,second cut or in later storage. 中碳钢连铸板坯存在着在冷却、运输、二次切割、存放过程中不时出现批量低温状态开裂的现象。
- Composite stainless steel tube stranding,HDPE inner sheath,medium carbon steel wire armour,Ditumen coating,polypropylene yarn wrapping covering. 不锈钢管光纤单元绞合,聚乙烯绝缘内护套,钢丝铠装,沥青浇灌,聚丙烯绳外被。
- Composite stainless steel tube optical fiber unit, PDPE inner sheath, medium carbon steel wire armour, Ditumen coating, polypropylene yarn wrapping covering. 不锈钢管光纤单元,聚乙烯绝缘内护套,钢丝铠装,沥青浇灌,聚丙烯绳外被。
- According to this method,boron in Fe-30% Ni,aluminum in In- conel 60%,chromium and tin in 2.25%Crl%Mo steel are calculated for amounts segregated at their austenitic grain boundaries. 根据该方法;对Fe-30%25Ni合金中的硼、Inconel 600中的铝、2.;25%25Cr-1%25Mo钢中的铬和2
- Microstructure and microhardness of adiabatic shear band(ASB) and those near ASB in medium carbon Cr-Ni-Mo-V ultra-high strength low alloy steel plate have been investigated. 测量了中碳Cr-Ni-Mo-V系低合金超高强度钢中绝热剪切带(ASB)及其周围金属的显微硬度,观察了其微观组织。
- Fatigue crack propagation tests were conducted on a circumferentially pre-cracked round bar of a medium carbon steel under combined torsion and tension. 研究了从中碳钢圆棒试样的环状预裂纹开始的疲劳裂纹扩展行为,分析了扭转/拉伸复合加载时不同载荷比对弹塑性疲劳裂纹扩展的影响。
- The initiation and growth of part through and through cracks in blunt notched specimens of a medium carbon steel were investigated by a replication technique. 采用复型方法对中碳结构钢单边钝缺口试样的非穿透和穿透疲劳短裂纹的演化过程进行了研究。
- Morphology and forming mechanism of annealing twin in medium carbon steels have been studied with optical microscope. 利用光学显微镜对中碳钢退火孪晶的形态及形成机制进行了研究。
- Drawing axes: Made of S45C medium carbonizes steel with high frequency modified treatment, which can be more wear well. 伸线轴心:由S45C中碳钢调质高频处理,处理后经久耐用。
- The surface decarburized behaviour of Si-bearing medium carbon steel and the effect of C and Si on the decarbonization have been investgated through three kinds of heating and rolling process. 研究了分别经历三种加热轧制工艺过程的含硅中碳钢表面的脱碳行为以及碳和硅元素对脱碳的影响。