cracking相关论文
掺钕钨酸钾钆(分子式: Nd:KGd(WO4)2简称(Nd:KGM)晶体是一种性能优良的多波长激光晶体,采用顶部籽晶熔盐法生长。对晶体中的包裹物......
The design theories of the ballastless track in the world are reviewed in comparison with the innovative research achiev......
A three-dimensional finite element program for thermal analysis of hydration heat in concrete structures with a plastic ......
A comprehensive study of maturity discrimination, genetic types and gas sources on lower Paleozoic marine hydrocarbon ga......
The catalytic hydrolysis of dichlorodifluoromethane (CFC-12) was investigated over solid acid Ti(SO_4)_2. The catalytic ......
Experimental and theoretical analyses of package-on-package structure under three-point bending load
High density packaging is developing toward miniaturization and integration,which causes many difficulties in designing,......
Human activity duo to rapid increasing of the economy in China has become so wide and intense since 1980s that it comes ......
The SCC (stress corrosion cracking) susceptibility of steel I 6Mn in nitrate solution was studied. The results showed th......
SiC particle reinforced pure aluminum composites were fabricated using a powder metallurgy method.The effect of the volu......
This study reviews the development of Baosteel’s pipeline steel over the last 20 years.Energy demand accelerates the de......
There are abundant natural gas resources in Chinese marine sedimentary basin. The exploration hot shots of natural gas a......
Pipes,especially buried pipes,in cold regions generally experience a rash of failures during cold weather snaps.However,......
China sedimentary basins present abundant natural gas resource thanks to its unique geological settings.Marine highly-ma......
Based on temperature and pressure of fluid inclusion, phase of organic inclusion in calcite and quartz filled in vug in ......
The Lunnan(轮南) low uplift is a complex basin that is situated in northwestern China.This area had undergone a range of......
The catalytic activity of trimethyl phosphite modified HZSM-5 zeolite and un-modified HZSM-5 zeolite treated with 100% s......
Laser has been widely applied for advanced material processing,such as welding of advanced high strength steels(AHSS) fo......
During the solidification of high-alloy steel (0.4C-1.5Mn-2Cr-0.35Mo-1.5Ni),the high temperature gradient of solidified ......
The hydrogen-induced cracking (HIC) behavior of X80 pipeline steel was studied by means of electrochemical charging, hyd......
Evaluating the recyclability of powders in additive manufacturing has been a long-term challenge. In this study, the mic......
More accurate forecasting of rock burst might be possible from observations of electromagnetic radiation emitted in the ......
To use many asbestos tailings collected in Ya-Lu highway,and to explore the feasibility of using asbestos tailings as ag......
Grain Boundary Triple Junction Effects on the Fatigue Deformation and Cracking Behaviors of Copper T
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Analysis of edge microstructural characteristics and stamping formability of low carbon pickled stee
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
This paper studies the chemical composition,tensile properties,inclusions,metallogrophic structure,and other such parame......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
管壳式换热器是化工、炼油、动力、原子能和其它工业部门广泛应用的一种工艺设备，换热器在使用中管子与管板常常发生开裂，导致泄漏，给......
对30CrNiMn特殊钢铸坯发生断裂的原因进行分析,结果表明,造成30CrNiMn钢铸坯断裂的主要原因是铸坯中形成了大量的强韧性较差的上贝......
Physicochemical and catalytic properties of phosphorus and boron modified HZSM-5 zeolitestreated with 100% steam at 673 ......
A separation phenomenon occurring during the drop weight tear test of commercial thick-walled API(American Petroleum Ins......
The effect of shot peening(SP) on hydrogen embrittlement of high strength steel was investigated by electrochemical hydr......
Analysis of cracking phenomena in continuous casting of 1Cr13 stainless steel billets with final ele
Solidification cracking that occurs during continuous casting of 1Cr13 stainless steel was investigated with and without......
重型汽车的制动鼓材料为灰口铸铁,在使用中容易开裂。为此,对开裂的制动鼓进行了宏观检查、金相检验、化学成分分析、硬度测试及断......
Optimization of Process Parameters for Cracking Prevention of UHSS in Hot Stamping Based on Hammersl
In order to prevent cracking appeared in the work-piece during the hot stamping operation,this paper proposes a hybrid o......
通过力学性能试验、化学成分分析、显微组织和微观断口分析等分析手段,综合分析了Φ60.32mm×4.83mm N80钢级外加厚油管断裂失效原......
煤矿冻结井筒井壁结冰现象，在施工过程中是个比较突出的问题。处理不当会给施工安全带来极大隐患。主要结合在施工过程中处理此类问......
某柴油加氢装置中高压换热器实际工作温度低于设计温度而发生了腐蚀,为了寻找其原因,对失效管道的腐蚀形貌、材料成分及金相进行了......
Grain Boundary Triple Junction Effects on the Fatigue Deformation and Cracking Behaviors of Copper T
Cyclic symmetrical tension-compression fatigue tests in an axial plastic strain range of 2.0× 10-4 to 1.5× 10-3 were p......
Optimization of Process Parameters for Cracking Prevention of UHSS in Hot Stamping Based on Hammersl
In order to prevent cracking appeared in the work?piece during the hot stamping operation, this paper proposes a hybrid ......
A novel ellipsis-ring cracking apparatus with an automatic monitoring system was used to measure the restrained shrinkag......
Two kinds of CBGA (ceramic ball grid array) assemblies were made by reflow soldering process using two different Pb-free......
精馏塔再沸器运行工况并不苛刻，腐蚀程度轻微，工艺介质中亦没有引起环境开裂的典型介质，管板与管束连接角焊缝却频繁开裂泄漏，严重影响......
Effect of vertical load difference on cracking behaviors in multistory masonry buildings and numeric
To investigate the causes αf cracks in multistory masonry buildings, the effect of vertical load difference on cracking......
In situ, the changes of temperature, deformation, and stressing of steel bar of C40 reinforced concrete shear wall were ......
彩虹表技术是一种基于时空权衡策略的破解方法，但其破解速度受硬件性能和存储空间限制。针对该问题，提出一种通过适当减少归约函数数......
The growing process of a hydrogen blister in a wheel steel was observed in situ with an optical microscope, and the frac......
Physicochemical and catalytic properties of phosphorus and boron modified HZSM-5 zeolitestreated with 100% steam at 673 ......
机械损伤是否产生取决于损伤驱动力及损伤抗力,对于陶瓷涂层而言,区别于单质固体的是,其损伤驱动力及损伤抗力二者都与材料本身相......
The nucleating, growing and cracking of hydrogen blister have been investigated experimentally and theoretically. The re......
