Spalling phenomena is investigated and causes are determined.
调查剥落的现象并分析剥落的原因。
It is showed that materials parameters have dramatic effect on spalling.
发现材料参数对于爆裂有很大影响。
Spalling was a major form of contact fatigue failures in nitriding steel.
氮化钢的主要接触疲劳破坏形式是剥落。
Its main wear mechanisms are plastic smearing, abrasive wear and fatigue spalling.
其磨损机理主要有塑性涂抹、磨粒磨损和疲劳剥落。
The wear is the oxidizing one and spalling which has two modes: brittle and fatigue.
剥落有脆性剥落和疲劳剥落等两种形式。
The recent conditions of research on wheel spalling in North American Railway are reviewed.
回顾北美铁路研究车轮剥离的近况。
It has been shown that fatigue spalling is the main wear mechanism, abrasive wear also exist.
结果表明，渗层磨损机制以疲劳剥落为主，兼有磨粒磨损。
Large area of spalling accured on the work layer of high-Crcentrifugal cast iron roll after heat treatment.
高铬离心复合铸铁轧辊辊身工作层在热处理后发生大面积剥落。
The fracture phenomenon and spalling time of the test piece can be observed continuously through a sight hole.
通过窥视孔可连续观察试件表面的脱皮现象和得出激热开裂时间。
Cracks leading to spalling were initiated at surface defects and boundaries between nitriding layes and the core.
导致剥落的疲劳裂纹开始于表面缺陷和氮化层与心部交界处。
The failure forms of cold work roll including contact fatigue crack, spalling, inclusion crack and wear are discussed.
讨论了冷轧工作辊接触疲劳裂纹、剥落、夹杂物裂纹和磨损等失效形式。
It is indicated that the early main failure forms of cold work roll is spalling caused by local overheat and overload.
指出冷轧工作辊早期失效主要形式为剥落，其原因为局部过热和过载。
Under the condition of our experiments, the main forms of contact fatigue failure are deep-spalling and shallow - spalling.
在本试验条件下，接触疲劳失效的主要形式为深层剥落和浅层剥落。
Reflective crack caused surface cracking, spalling, surface water infiltrating along the seam, so that the road was damaged.
反射裂缝导致面层开裂、剥落，路面水沿裂缝下渗，使路面发生损坏。
The superposition between fracturing and explosive spalling plays a key role in the multi-layer damages of the lining concrete.
裂隙的扩展和爆裂作用的叠加是衬砌混凝土发生多层剥落的重要原因。
The effects of the voids in the diffusion layer on cyclic oxidation and spalling resistance of aluminized steel was investigated.
研究了热浸渗铝钢扩散层空洞对循环氧化和剥落性能的影响规律及其机理。
The multi-layer explosive spalling damages depend strongly on the high humidity of the lining concrete, the high temperature and.
混凝土的湿度大、火灾温度高且持续时间长是发生多层爆裂损伤的重要条件。
From spalling mechanism, a series of experiments with samples aiming at high strength mortar were performed utilizing fuel furnace.
从爆裂机理研究出发，针对高强砂浆等试件，利用明火加热炉，开展了一系列试验。
Spalling is the result of rapid rates of heating, large compression stresses in the member and high moisture content in the member.
混凝土的开裂是由于温度的快速增加，构件中巨大的压应力，和构件中的高湿度引起的。
In the mean time, rolling contact stress, braking heat energy, thermal crack and mechanical action are key causes of tread spalling.
其中滚动接触剥离和制动剥离是两种主要剥离类型，滚动接触应力、制动热作用、热裂纹和机械作用是引起剥离的主要原因。
When impact power is 2.0 J, the impact-corrosion and abrasion mechanism of the steel is characterized by spalling of extruded hardened edge.
当冲击功为2.0J时，改性高锰钢的冲击腐蚀磨损机理为挤出棱加工硬化造成的材料剥落。
Therefore if concrete structures are fired at high stress level, they will be cracked after cooling down and develop spalling damage due to the LITS.
因此，由于存在LITS，如果混凝土构件在较高的应力水平下遭受火灾，火灾后混凝土构件会开裂或爆裂。
The wear flat tends to stay within the area of the first chamfer, with the second chamfer providing extended protection against chipping and spalling.
首先被磨平的区域会集中在第一个凹槽，而同时第二层凹槽又抵消了剥削的力。
Acoustic emission (AE) technique is used in situ to monitor the cracking and spalling of oxide films in isothermal oxidizing stage and air-cooling stage.
用声发射(AE)技术对氧化膜在恒温氧化阶段和随后空冷阶段的开裂与剥落信号进行了实时监测。
Due to high in situ stress in the powerhouse area, important deformation of local surrounding rock, rock burst, shotcrete spalling occur during excavation.
由于场区地应力比较高，在开挖期间出现了局部围岩的大变形及岩爆、喷混凝土层剥落等不良现象。
The successive spalling of splats from the lamellar interface of the coating caused by the impact of erosive particles is the dominant mechanism of erosion.
磨料冲击引起的裂纹沿涂层内粒子界面萌生、扩展并最终导致粒子剥落，是涂层主要的冲蚀磨损机制。
This new process is suitable for mending the casting defects, worn surface, spalling and scratching of various forming dies, hot forging dies and plastic moulds.
这种技术适用于修补成型模具、热锻压模具及各种塑料模具的铸造缺陷、磨损、小面积局部剥落、损伤、划沟等。
In spite of the improvement in rolling techniques and roll performance, spalling of roll surfaces, mainly caused by pinching and skidding of strip, cannot be avoided.
尽管辊子的技术和性能提高了，但是主要由缠辊和刹车引起辊子表面的剥落仍然不可避免。
This paper studies the influence of Peme-ability and pore size on explosive spalling resistance and slag penetration resistance of magnesia based coatings for tundish.
研究了透气度、气孔孔径对镁质中间包涂料抗爆裂性及抗渣渗透性的影响。
This paper studies the influence of Peme-ability and pore size on explosive spalling resistance and slag penetration resistance of magnesia based coatings for tundish.
研究了透气度、气孔孔径对镁质中间包涂料抗爆裂性及抗渣渗透性的影响。
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