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.
还会形成穿透型裂纹，造成镀层下本体金属的疲劳或应力腐蚀裂纹。
Through-thickness cracking also can lead to fatigue or stress corrosion cracking of the base metal beneath the plating.
钛合金ta7在盐酸-甲醇溶液中的应力腐蚀裂纹源自点蚀孔底部。
It shows that the SCC susceptibility occurs in methanol solution. SCC of TA7 originates from the...
直缝埋弧焊管焊后残余应力是导致焊管应力腐蚀裂纹产生的主要原因。
Residual stress of longitudinal submerged arc welded pipe after welding is the major reason caused welded pipe stress corrosion crack, its stress level directly decide pipeline safety in service.
报告称，应力腐蚀裂纹会产生在前后梁上缘条(图1,A - A段)。
Stress corrosion cracks, have been reported on the front and rear SPAR upper chords (Fig. 1, Section A-A).
当腐蚀促进的位错发射和运动达到临界状态时，应力腐蚀裂纹形核和扩展。
Microcracks of SCC initiated when the corrosion-enhanced dislocation emission and motion reached a certain condition.
对比试验显示，在焊接区域和焊接夹具的位置，应力腐蚀裂纹更有可能出现。
The compared test proved that there are more probability of the stress corrosion crack within the jointure region and the clamp position in the welding joint.
随后斑点穿过压缩层继续扩展，剩余应力发生改变，斑点最终导致应力腐蚀裂纹。
The pit then grows through the compressive layer, and the change in residual stress state and the pit geometry initiate stress corrosion cracking.
本文研究了淬火温度对4330M钢在蒸馏水中的应力腐蚀裂纹扩展速率的影响。
The effect of quenching temperatures on the rate of stress corrosion crack propagation of 4330M steel in distilled water has been investigated.
通常用作额定压力阀门的阀杆材料的硅青铜比普通黄铜具有更好的抗应力腐蚀裂纹的性能。
Commonly used as stem material in pressure-rated valves, silicon bronze has greater resistance to stress corrosion cracking than common brasses.
表面裂纹萌生原因是拉杆在腐蚀性高炉煤气粉尘和轴向拉伸等工作应力的综合作用下，形成的应力腐蚀裂纹。
The initiation of the cracks was caused by stress corrosion resulting from the co-effect of the corrosive gas dust and the axial tensile stress.
应力腐蚀裂纹是造成加热器泄漏的直接原因，结晶裂纹、焊缝熔深小及坡口底部未熔透也是加热器泄漏的原因。
Heater leak occurs by direct reason of the stress corrosion cracking, while by other reasons of solidification cracking, small fusion depth of welding joint and non...
通过裂纹宏微观形貌分析、腐蚀介质分析、对蒸发塔制造过程质量分析等，证实了独山子石化乙二醇蒸发塔的裂纹属晶间型应力腐蚀裂纹。
By the analyses of corrosive medium and manufacturing process quality, the cracks of glycol evaporators in Dushanzi Petrochemical Company have been confirmed to be intergranular corrosion cracks.
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.
根据扫描断口形貌和裂纹扩展途径的金相观察，还探讨了在混合溶液中的应力腐蚀机制。
The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
依据断口扫描形貌和裂纹扩展途径的金相观察，探讨了在混合溶液中应力腐蚀机制。
The stress corrosion mechanism of in mixed solutions is explored based upon metallographic analysis of crack development.
并从C—T曲线的通用性出发，说明加速腐蚀因子与应力水平、载荷谱以及裂纹尺寸无关。
The weal-correlation between acceleration corrosion factor and stress level, load spectrum and crack size is gained base on the generality of C—T curves.
文中讨论了裂纹的形成和传播机制，并阐明了铜管出现应力腐蚀破裂的原因。
The formation and propagation mechanism of the cracks is discus - sed and the cause for the stress corrosion fracture in the brass pipe is elucidated.
应力集中可能会导致疲劳、应力腐蚀或氢基应力腐蚀而产生裂纹。
Stress concentrations can lead to initiation of cracking by fatigue, stress corrosion, or hydrogen-assisted stress corrosion.
高湿度能增大氢致裂纹和应力腐蚀开裂倾向。
High environment humidity increases the susceptibility to hydrogen induced cracking and stress corrosion cracking.
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.
结果表明，紫铜管渗漏系腐蚀引发裂纹所致，而涂在铜管表面的油胶中的氯离子是引起紫铜管应力腐蚀开裂的主要因素。
It was concluded that the cl ion in the oil glue resulted in stress corrosion cracking of the pure copper tube.
但是较慢的溶解速率以及相对高的应变速率使得裂纹没有足够时间发生有效扩展，应力腐蚀敏感性仍然较低。
Nevertheless, there are not enough time for the effective growth of the cracks because of slow dissolution rate and relative high strain rate. Therefore, the SCC susceptibilities are also low.
结果表明，紫铜管渗漏系腐蚀引发裂纹所致，而涂在铜管表面的油胶中的氯离子是引起紫铜管应力腐蚀开裂的主要因素。
Cl ion was also found in oil glue by chemical analysis method. It was concluded that the cl ion in the oil glue resulted in stress corrosion cracking of the pure copper tube.
分析认为这种裂纹属于腐蚀疲劳的范围，具有应力腐蚀疲劳的特征。
It is considered that the said cracks belong to the corrosion fatigue range, featuring stress corrosion fatigue.
应力腐蚀开裂是一种延迟失效，它意味着裂纹的缩写，并在一个缓慢的应变率传播，直到应力达到断裂强度。
The SCC is a delayed failure, it means the crack initials and propagates at a slow strain rate until the stress reaches the fracture strength.
应力腐蚀开裂是一种延迟失效，它意味着裂纹的缩写，并在一个缓慢的应变率传播，直到应力达到断裂强度。
The SCC is a delayed failure, it means the crack initials and propagates at a slow strain rate until the stress reaches the fracture strength.
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