The author analyses the water wall leakages on two 300mw once-through boilers in Yaomen power plant. The leakage is due to transverse cracks on water wall tubes.
本文对姚孟电厂两台30万千瓦直流锅炉水冷壁管发生横向裂纹漏泄的问题进行了分析。
The longitudinal cracks along bond line and the transverse cracks which cut across the weld metal cross section inside weld metal were formed, while X65 pipe line steel was welding.
X65管线钢在焊接过程中,内侧焊缝金属出现横向和纵向沿熔合线方向的裂纹,横向裂纹贯穿焊缝金属横截面。
Particularly in the north of China, under low temperature in winter, asphalt pavement cracking and a large number of transverse cracks are very common and serious diseases of the road.
尤其在我国北方,沥青路面在冬季会发生低温开裂,出现大量的横向裂缝,是十分普遍而严重的路面病害。
In this paper, the internal transverse cracks of continuous casting slabs of a niobium bearing peritectic grade of steel are investigated using electron probe microanalyser and optical microscope.
连铸坯厚度中心存在的内裂纹在后续的轧制过程中轧不合而对产品的质量带来重大的影响。
Cracks, growing at weld toe, tend to form at numerous sites along the transverse width perpendicular to the applied stresses.
焊趾处萌生的裂纹往往在垂直于作用应力方向沿着横向宽度在多处形成。
Transverse isotropic model for HTI media with a horizontal symmetry axis is the simplest one used to describe the transverse isotropy of the fractured reservoirs containing parallel vertical cracks.
具有水平对称轴的横向各向同性(HTI)介质模型是用来描述含有平行垂直裂缝油气藏最简单方位各向异性介质的模型。
By analysing the causes of the transverse corner cracks of continuous casting billets, this article puts forward the relative measures to control the corner cracks.
本文通过对小方坯角部横裂纹的产生原因进行分析,并提出了相应的解决措施。
Transverse corner crack is one of the most serious problems in continuous cast slab. With a great number of cracks the slab will witness serious defects and practical operation is badly influenced.
角部横向裂纹(简称角部横裂)是连铸板坯较严重的表面缺陷之一,其对铸坯的生产和质量影响很大。
Therefore, the horizontal linkages system reduced the effect of the longitudinal cracks on the positively symmetrical transverse bending mode frequency.
横向联系体的存在减小了纵向裂缝对横向正对称弯曲模态频率的影响。
The optical microscope and SEM were applied to analyze the formation mechanism of transverse corner cracks of Nb microalloyed steel slab.
采用金相显微镜和扫描电镜分析了含铌微合金化钢铸坯角部横裂纹的形成原因。
Factors influencing transverse corner cracks in continuously cast slab, such as mold powder, secondary cooling, processing parameters of the mold, casting speed, etc.
分析了影响板坯角部横裂的结晶器保护渣、二冷水、结晶器、浇注速度等工艺因素。
Joints such as transverse and longitudinal joints, and cracks caused by all kinds of factors are quite common in concrete DAMS.
混凝土坝工程横缝、纵缝,以及由于各种因素引起的混凝土裂缝是普遍存在的。
Transverse corner cracks on thin slab have a great effect on the edge cracks of hot rolled strip.
薄板坯角横裂对热轧板边裂的影响很大。
Transverse corner cracks on thin slab have a great effect on the edge cracks of hot rolled strip.
薄板坯角横裂对热轧板边裂的影响很大。
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