本文研究了带裂纹混凝土梁的应力腐蚀断裂问题。
Stress corrosion cracking problem of concrete beams with crack is studied in this paper.
减少镀层缺陷可大大减少外引线的应力腐蚀断裂。
它是用来改善金属零构件疲劳和应力腐蚀断裂抗力的一种表面强化工艺。
It is one of surface strengthening technology which is used to improve the resistance of fatigue fracture and stress corrosion cracking of metalic parts and components.
结果表明，高温淬火和分级淬火可使应力腐蚀断裂抚力k _ (ISCC)值得到明显提高。
Results show that both high temperature quenching and step quenching can apparently increase the stress corrosion cracking resistance K_ (ISCC).
研究表明该钢具有较好的抗应力腐蚀性能，其应力腐蚀断裂形貌为穿晶、解理断裂，并有二次裂纹。
The stress corrosion cracking sensitivity of the steel was low, and the fractography of its stress corrosion cracking showed transgranular and quasi-cleavage fracture with secondary cracks.
本文简要介绍喷丸强化工艺的机理，及在改善金属零部件疲劳断裂和应力腐蚀断裂抗力中的强化效果；
The mechanism of the shat-blast enhancing technology and its eldest on improving resisfemle to fatigue and stress corrosion fracture are describe briefly in this paper.
脆断是高电压复合绝缘子发生的应力腐蚀断裂现象，国内外的研究基本集中在“腐蚀”介质酸的来源上。
Brittle fracture is a stress corrosion cracking phenomenon which occurs in high voltage composite insulators. Previous studies all focused on the source of the "corrosion" medium, e. g. the acid.
在长输管道生产中，由于焊管管端几何形状误差而引起的对接焊缝缺陷是造成应力腐蚀断裂的主要原因之一。
In the long pipeline, because the end surfaces of the welded pipes have the geometrical errors which induce the butt weld defects, the stress corrosion crack will occur.
寿命经过4个大循环单元后，铅基合金腐蚀断裂，而复合钛拉网板栅仍然完好，没有明显腐蚀，只是活性物质有些脱落。
After 4 cycles, the Pbbased alloy grid is broken whereas the composite ti expand grid is in good condition and has no obvious corrosion except the little shedding of active material.
通过对奥氏体合金脆性延迟断裂和氢脆断口的分析和比较，揭示了它们之间的区别和联系，提出了奥氏体合金应力腐蚀断裂与氢脆的机理。
This paper analyzes and compares the ends of the brittle delay fracture and hydrogen brittleness of Austenitic alloy, and reveals their difference and relation.
对哈氏合金U形管换热器频繁出现的腐蚀断裂问题，从材质、运行工况等方面进行了分析，采取了更换材质等防腐技术措施，收到了很好效果。
The frequent cracking in U-tube heat exchanger caused by corrosion at Lanzhou Petrochemical Corporation were analyzed in terms of materials, running conditions, overhaul operation etc.
它具有滚压刚化表面，不仅断裂模数大、耐压强度高，而且具备良好的抗磨损和抗热气腐蚀能力。
It has a rolled, rigidized surface which gives it a high modulus of rupture and compressive strength as well as high abrasion and hot gas erosion resistance.
MIM制造是理想，要求接近全密度、高冲击韧性、高断裂韧性、耐疲劳和耐腐蚀性。
MIM fabrication is ideal where near-full density, high impact toughness, fracture toughness, and fatigue and corrosion resistance are required.
本文介绍了焊接残余应力对金属结构的静强度、脆性断裂以及应力腐蚀开裂的影响。
The paper discusses over the influence exerted by welding residual stress on the static strength, brittle fracture and stress-corrosion cracking of metal structure.
分析了不锈钢压力表管接头焊缝开裂的原因，认为此种开裂具有应力腐蚀开裂、沿晶断裂特征。
The rupture reasons of tube joint weld of the stainless steel pressure meter are analyzed. It is characteristic of stress corrosion cracking and inter granular fracture.
钠腐蚀后，两种钨试样的沿晶脆断特征变得更为显著，为沿晶和穿晶混合型脆性断裂。
The brittle morphologies become much more notable, and appear the inter-and trans-granular fracture mode after sodium corrosion at high temperature for both of W-specimens.
结果表明，该弹簧断裂为腐蚀疲劳断裂。
The result indicated that the springs fail because of corrosion fatigue fracture.
容易撕除，不易断裂，撕除后不残胶，耐高温、耐酸碱、耐腐蚀。
Easy tear not easy break, no adhesive residue, high temperature and acid-alkali resistance.
结果表明，断裂是由腐蚀疲劳引起的，阀体材质不舍格和焊接结构不合理是主蒸汽管失效的主要原因。
The results shown that the rupture is caused by corrosion fatigue. The main reasons of failure of main vapour tube are unqualified valve material and unreasonable welded construction.
利用SEM对实际使用时断裂的髋关节的断口和表面进行了分析，认为此关节的断裂为以弯曲应力为主的腐蚀疲劳断裂。
The fracture and the surface of a hip joint fractured invivo has been studied by SEM. It is concluded that the fracture was due to corrosion fatigue cracking by bending stress.
结果表明，该进气管断裂系由于应力腐蚀裂纹失稳扩展所造成。
The results show that the failure of the tube is due to stress corrosion crack propagation.
在众机理中，主要是：腐蚀失效、环境断裂失效、变形失效和断裂失效。
They are mainly corrosion failure, environment fracture failure, distortion failure and fracture failure.
结果表明，断裂失效的原因主要是应力腐蚀和腐蚀疲劳。
The results show that stress corrosion and corrosion fatigue are the main causes for the fracture failure.
叶片表面的腐蚀坑是其疲劳断裂的另一促进因素。
The corrosion pits on the blade surface contributed to such failure as an additive factor.
本文分析了B757飞机右主起落架后轮轴断裂原因、腐蚀状态及防腐措施。
This paper analyses the cracking cause, corrosion condition and anticorrosion measurements of the backaxle of aircraftB757 main landing gear.
对于裂隙岩体来说，化学溶液的腐蚀则主要体现在断裂应力的减小和裂隙的增大。
For fracture rock, the fracture stress will be reduced and the crack length will increase under the chemical corrosion.
结果表明，不锈钢管”鼓包”状开裂的主要原因是晶间腐蚀导致的蠕变断裂。
The results shows that the main reason of stainless steel pipe cracking is that intercrystalline corrosion result in creep rupture.
义齿焊区未见断裂、开焊、变形及腐蚀变色现象。
There was no joint fractures and corrosions and color changes.
介绍了钛调节阀的损坏和腐蚀情况，分析了阀芯的断裂原因。
The damage and corrosion of titanium regulating valve is described and the fracture cause of valve core is analyzed.
在更换气化炉激冷环时，发现连接螺栓有断裂和腐蚀现象。
While replacing the quenching ring of the gasifier, we found the jointing bolt was fractured and corroded.
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