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   桥梁钢 在 金属学及金属工艺 分类中 的翻译结果: 查询用时:0.019秒
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桥梁钢
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  bridge steel
    Effect of Carbon Content on Microstrcture and Properties of High Performance Bridge Steel
    碳含量对高性能桥梁钢组织结构和性能的影响
短句来源
    This is an active explore to life prediction of anticorrosive coating of bridge steel structure and its dynamic management.
    这是对我国桥梁钢结构防腐蚀涂层腐蚀剩余寿命预测,安全运营动态管理研究的一次积极探索。
短句来源
    Each country has thrown in a great deal of manpower, materials and financial to the reaches of anticorrosive coatings of bridge steel structure.
    对于桥梁钢结构的防腐蚀涂装保护,各个国家都投入了大量的人力、物力和财力进行研究。
短句来源
    This paper aim at forms and features of atmospheric corrosion of bridge's anticorrosive coating and comprehensively introduces the atmospheric corrosion environment, discussing the relationship between the corrosion rate of coatings and atmospheric factor by using gray relation analysis, elementary building up national atmospheric corrosion regional graphs in order to provide the reference for anticorrosive design on bridge steel structure;
    本文针对桥梁钢结构防腐蚀涂层大气腐蚀的形式与特点,较系统全面的介绍了桥梁的大气腐蚀环境,并通过灰色关联度分析,讨论了防腐蚀涂层的腐蚀速率与大气腐蚀因素的关系,结合我国大气环境情况,建立了全国大气腐蚀性区域划分图,为桥梁钢结构的防腐蚀设计提供了参考依据;
短句来源
    In this paper,the effect of several welding consumables and fluxes on SAW metal's strength and toughness of 15MnVNq bridge steel is introduced. The welding material satisfying technical standard demand is screened.
    介绍几种焊丝与焊剂对15MnVNq桥梁钢埋弧自动焊焊缝强度与韧性的影响规律,经试验研究筛选出能够满足技术标准要求的焊接材料。
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  “桥梁钢”译为未确定词的双语例句
    RELATIONSHIP BETWEEN TECHNOLOGICAL PARAMETERS AND FRACTURE OF THE BRIDGE PLATE
    桥梁钢断口与工艺参数的关系
短句来源
    Study on Fatigue Crack Spread Behavior of 15MnVNq Bridge Steal Welding Joints
    15MnVNq桥梁钢焊接接头疲劳裂纹及扩展行为的研究
短句来源
    Anti-corrosion on Steel Structure of Bridge and its Corrosion Failure Mechanism of Coating
    桥梁钢结构防腐保护及其失效机理分析
    Comprehensively introduces in common use anticorrosive method, its various coatings system under different atmosphere and Application Example;
    系统全面的介绍了目前常用的桥梁钢结构防腐蚀措施及其在不同大气环境下的涂装体系和应用实例,为今后桥梁钢结构防腐蚀涂层的选择提供参考依据;
短句来源
    The failure process and its mechanism of anticorrosive coating are analyzed in this paper and the prediction model of coatings base on corrosion area is constructed by using gray theory and inspect data.
    分析了桥梁钢结构防腐蚀涂层在大气腐蚀环境下的腐蚀失效过程及其腐蚀规律,并结合防腐蚀涂层的检测数据应用灰色理论建立了基于腐蚀面积的桥梁钢结构防腐蚀涂层寿命预测模型,为今后桥梁的维护和管理提供参考依据。
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  bridge steel
The influence of hydrogen on the deformation ahead of the crack tip and the crack propagation were observed and studied in situ under transmission electron microscopy with dynamic tensile deformation for bridge steel.
      
For several decades, the predominant protective coating system used for bridge steel was several coats of lead-containing alkyd paint.
      
Live utilities attached to bridge steel can impact the maintenance-painting operation.
      
Two steel varieties, A572 Grade 50 and a high-performance Grade 70 bridge steel are investigated.
      
This deviation is necessary to facilitate bridge steel deck grating replacement.
      
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This article presents the research and manufacture of BQ355 plate steel for bridges by adopting the processes of converter-melting, double ladle-refining (i.e. RH+KIP), controlled-rolling and etc. The results show that the above-mentioned steel has fine combination of mechanical properties and weldability and is completely up to the requirements for bridge steel. It has broad prospects of application.

本文详述了宝钢采用转炉冶炼,双重炉外精炼(RH+KiP),控轧等工艺研制生产BQ355桥用钢板钢的情况。结果表明,该钢种具有良好的综合机械性能和可焊性,完全符合桥梁钢的要求,具有广泛的应用前景。

A test technique provided by chinese standard GB6359-86 and a mathematical statistic method to deal with data regressively are adopted, the paris formulae of fatigue crack spread zone in base-metal, welds and heat-affected zone are obtained respectively, and the threshold regression curves △K_(th),(R)are also gained, by which fatigue cracks no longer grow. In addition, the evidence about how the secondany crack affects fatigue crack growth is also obtained. Meanwhile, progress in the aspects that residual stress...

A test technique provided by chinese standard GB6359-86 and a mathematical statistic method to deal with data regressively are adopted, the paris formulae of fatigue crack spread zone in base-metal, welds and heat-affected zone are obtained respectively, and the threshold regression curves △K_(th),(R)are also gained, by which fatigue cracks no longer grow. In addition, the evidence about how the secondany crack affects fatigue crack growth is also obtained. Meanwhile, progress in the aspects that residual stress affect fatigue crack spread in CT specirnens is made.

采用GB6359-86规定的方法,运用数理坑计方法回归处理数据,归纳得出了15MnVNq桥梁钢的疲劳裂纹扩展中速区母材、焊缝和热影响区金属的Paris公式表达式,以及疲劳裂纹不扩展门槛值回归曲线△K_(th)(R)。并在疲劳断口微观形貌的研究方面进行了尝试,得到了二次裂纹影响疲劳裂纹扩展的证据。在残余应力影响紧凑拉伸(CT)试样疲劳裂纹扩展的研究方面也取得了进展。

In this paper,the effect of several welding consumables and fluxes on SAW metal's strength and toughness of 15MnVNq bridge steel is introduced.The welding material satisfying technical standard demand is screened. This achievement settles a long-standing prodlem of high strength and low toughness of Yang Zi River Bridge's 15MnVNq steel welded seam.

介绍几种焊丝与焊剂对15MnVNq桥梁钢埋弧自动焊焊缝强度与韧性的影响规律,经试验研究筛选出能够满足技术标准要求的焊接材料。研究成果解决了长期存在的九江长江大桥15MnVNq钢焊缝强度过高、韧性偏低的问题。

 
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