焊接性
- 与 焊接性 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Sometimes they also increase the adhesive on the basis of welding in order to strengthen the connection stability.
有时他们也在焊接的基础上增加黏合剂,以加强连接的稳固性。
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The result shows that the activator which was made up of organic acid and organic amine complex satisfied the prospective demand.
结果表明:采用有机酸和有机胺复配制备的活性物质满足预期要求;复配溶剂满足沸点、黏度和极性基团三大原则;所制备的免清洗焊剂多项性能满足规范要求,达到了免清洗的要求,解决了助焊性与腐蚀性的矛盾;所制备的焊膏焊接性能良好,无腐蚀,固体残留量低,存储寿命较长。
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High-frequency welded TPU backstay construction for better durability and binding grip.
高频焊接聚氨酯backstay建设更好的耐用性和约束力的抓地力。
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The challenges of these material are screen printing and sintering process. Many long fine patterned lines should be printed on a large piece of glass and sustain a smooth, continuous and uniform line pattern; on the other hand, the sintering process is rapidly increasing sintering temperature to a peak in a short time, then cooling the glass substrate to low temperature under a short time shock.
汽车钢化玻璃除霜加热线,是采用在玻璃基板上印刷银浆,在玻璃的钢化热处理过程中完成银导体膜的烧结附着,由于烧结时间短(总时间250sec)和温度骤变条件相当苛刻,要求导电细线无脱落断线,在功率满足要求的情况下,与外蓄电池连接的电极的焊接及附着强度也有具体要求,另外耐候性及耐擦洗等后步要求也较苛刻。
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This is a newly emerged problem in new technology. The dissertation focuses on the method of online measurement for BGA coplanarity.
然而其管脚的分布特点,决定了BGA共面性对焊接电路板的质量有很大影响,这是一个存在于新兴生产技术中的新的技术问题。
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The influence of chemical composition and microstructure of slag, welding parameters and physico and chemico—propertios of slag on detachability of slag was studied.
研究了熔渣化学成分及微观组织结构、焊接工艺参数和熔渣物理化学性质对脱渣性的影响。
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Experience shows that the introduced magnetic field can give an effective intervention to the transition of droplet, flowing of molten bath metal, crystalline and nucleation of molten bath and the process of crystalline growth. The magnetic field promotes the refining degree of primary crystallization structure , decreases the chemistry non-homogeneity, So it can strengthen hardness and wearing resistance of weld metal overlay and improve quality of surfacing deposit.
实践表明,利用外加磁场对焊接中熔滴的过渡、熔池金属的流动、熔池的结晶形核及结晶生长等过程有显著作用,使堆焊层的一次结晶组织细化,控制硬质相的分布,减小化学不均匀性,从而提高了堆焊层金属的硬度和耐磨性,全面改善堆焊层的性能。
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A mathematic model,which deals with the relationship between maximum temperature of thick plate butt multipass welding and weld heat input,interpass temperature,ambient temperature and the distance of measuring points to heat source center,was founded using multivariant nonlinear regression analysis.
采用多元非线性回归的方法,建立了厚板对接多道焊的最高温度与焊接线能量、层间温度、环境温度以及测点到热源中心的距离之间的数学模型。通过相关性检验、线性回归的显著性检验以及回归系数的显著性检验,证明了模型可行;同时分析了回归系数与测点到焊缝中心距离之间的关系。结果表明,它们之间的关系是一种非线性关系,而且呈现出了一定的变化趋势
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Since high carbon alloy steels is HRC 55~65 in hardness and 1.5%~2.5% in Carbon Equivalent, high-carbon-alloy-steel surfaced metals generally were selected in order to maintain high hardness and wear resistance of weld repaired layer, of which high-carbon Cr-Mo-W surfaced metal had been most widely used with 300~500℃ preheat or heat-treat after welding to improve its crack resistance.
由于高碳合金钢的碳当量高达1.5%~2.5%,硬度一般为HRC55~65,为了保证修复层的高硬度和耐磨性,焊接材料常选用高碳合金钢质堆焊金属,目前最普遍采用为高碳Cr-Mo-W系堆焊金属,但必须采用350~500℃高温预热焊和焊后热处理工艺措施以保证其具有一定的抗裂性。
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Various kinds of steel such as structure steel, tool steel, pipe line steel, reinforcing steel bar, common engineering steel and cast iron may be improved in their properties by vanadium nitrides and carbides.
已有的研究表明碳氮化钒添加于钢中能提高钢的耐磨性、耐腐性、韧性、强度、延展性和硬度以及抗热疲劳性等综合机械性能,并使钢具有良好的可焊接性能,而且它能起到消除夹杂物等作用,在高强度低合金钢中的应用效果更加明显。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很,以良性病变为主。