Typically, hydrogen embrittlement cracks propagate rapidly once loads are applied to the part. 通常,部件承载后,氢脆裂纹扩展迅速。
Stress corrosion cracking and hydrogen embrittlement 应力腐蚀断裂和氢脆
Investigation was made of effect of preplastic deformation for unexplosive and explosive treatments on strength, surface residual stress and hydrogen embrittlement of the specimens. 研究了预塑变对爆轰处理和未爆轰处理样品的强度、表面残留应力、氢脆敏感性及其关系的影响。
Study of Low Hydrogen Embrittlement Zn-Ni Alloy Electroplating on High Strength Steel 高强钢电镀低氢脆Zn-Ni合金工艺的研究
Studying the Effect of Cathodic Polarization on the Susceptibility of 907 Steel to Hydrogen Embrittlement (电)阴极的,负极的阴极极化对海水中907钢氢脆敏感性影响研究
Zinc-nickel alloy electrodeposited coating shows outstanding corrosion resistance and excellent resistance to hydrogen embrittlement, which makes it a good protective coating for steel fasteners. 锌镍合金镀层基本无氢脆,又具有优异的耐蚀性,因而成为钢铁紧固件合适的防护层。
Eventually hydrogen becomes fixed in traps in the metal, leading to hydrogen embrittlement. 终于,氢渐渐地被固定在金属内部的陷阱中而导致氧脆。
Hydrogen embrittlement occurs when a high-strength alloy steel component absorbs hydrogen, which is not removed in a timely manner in accordance with the SOPM ( e.g., embrittlement relief baking). 如果高强度合金钢在时效过程中没有遵循SOPM(排氢烘焙)的要求而吸收了氢元素就会发生氢脆。
Hydrogen embrittlement fracture of20CrMnMo steel center block carburized was analyzed in this paper. 对中心楔块渗碳导致的氢脆断裂现象进行了分析研究。
Effect of Cathodic Polarization on the Susceptibility to Hydrogen Embrittlement of 907 Steel 负极词的极端敏感性及允准条件研究阴极极化对907钢氢脆敏感性的影响
The results show that tiny crack main by using the unqualified protect gas ( Ar) during welding could cause the increasing hydrogen contain in the weld area, created the hydrogen embrittlement crack. 结果表明:由于焊接工艺规范控制不当,未及时进行消氢处理,焊件的碳当量提高具有明显的淬硬倾向,焊接结构和较大的焊件厚度引起拘束应力等综合作用产生了延迟裂纹。
The premature invalidation of titanium and its alloys may mainly be resulted from hydrogen embrittlement. 氢脆是钛及其合金使用过程中的主要早期失效损伤原因之一。
With the characteristics of no hydrogen embrittlement, thin surface coating, high surface hardness and rich colors, our coating technology is favored by every work of life. 无氢脆,表面涂层薄,表面硬度高,颜色丰富多彩,得到各行各业的青睐。
Once the corrosion sign of water cooling wall fire side is founded, measures should be taken to prevent development for the hydrogen embrittlement. 一旦发现水冷壁向火侧内壁有腐蚀迹象时,应采取预防进一部发展为氢脆的措施。
The Failure Characterizations Research on the High Strength Bolts Hydrogen Embrittlement 高强度螺栓氢脆断裂失效的表征研究
Analysis of Hydrogen Embrittlement Sensitivity of High-strength Bolt Under H_2S Environment 高强度螺栓在H2S环境下氢脆敏感性分析
Hydrogen embrittlement of titanium and its alloys 钛及其合金氢脆研究现状与应用
Effect of texture on Hydrogen Embrittlement Susceptibility of steel 钢中织构对环境氢脆敏感性的影响
The effect of inhibitor on hydrogen embrittlement of high strength steel has been studied by potentiodynamic polarization technique. 用电化学动电位极化的方法研究了缓蚀剂对高强度钢环境氢脆性能的影响。
Prospects of Research on Hydrogen Permeation and Hydrogen Embrittlement in 800H and 690 Alloys 800H和690合金的氢渗透及氢脆研究前瞻
Hydrogen embrittlement is an outstanding problem when high strength aluminium alloys are applied in the corrosive environment. 氢脆是高强度铝合金在腐蚀环境中应用遇到的突出问题。
The sensitivity to hydrogen embrittlement for a weld joint was evaluated according to its tensile property and fracture characteristic. 根据拉伸性能及断裂特性,评定焊接接头的氢脆敏感性。
The stress corrosion cracking, hydrogen embrittlement and corrosion fatigue cracking occur for many years on the austenitic steel equipment in PTA plant in Shanghai Petrochemical Complex. The causes and counter measures for the environment-sensitive cracking which occurred or will possibly occur are discussed. 概述了上海石化公司精对苯二甲酸(PTA)装置多年来发现的奥氏体不锈钢设备应力腐蚀开裂、氢脆与腐蚀疲劳开裂事例,对已发生和可能出现的环境敏感断裂原因与对策进行了讨论。
This paper explains basic problems concerning hydrogen embrittlement in steels: The diffusibility of hydrogen; 该文阐述了与钢的氢脆有关的一些基本问题:氢的扩散性;
The migration of impurity atoms and hydrogen embrittlement cracking 杂质原子的迁移和氢脆开裂
Microstructure Study on the Fatigue Creep and Hydrogen Embrittlement GH907合金疲劳蠕变和氢脆的显微分析
The results show that the fracture mechanics of valve is hydrogen embrittlement caused by excessive hardness and hydrogen content. 结果表明,该压气阀失效机制为氢脆断裂,硬度和氢含量的偏高是造成失效的主要原因。
For the bolt material, heat treatment and hydrogen embrittlement sensitiveness testing and mechanical testing were conducted. 对螺栓材料进行了热处理、氢脆敏感性和力学性能试验。
Characteristics of the High temperature Oxidation and Hydrogen Embrittlement for Vanadium Alloys 钒合金的高温氧化特性和氢致脆性研究
The directivity of hydrogen embrittlement may be satisfactorily interpreted by the model of dislocation short-circuiting-diffusion paths of hydrogen. 利用氢的位错短路通道扩散模型解释氢脆的方向性,得到了满意的结果。