silver brazing alloys will not flow over or bond to oxides. oily or greasy surfaces repel fluxes, leaving bare spots which oxidize and result in voids and inclusions.
因为银钎焊合金并不会流过或粘接在氧化物上,而油污的表面及暴露的、容易氧化和导致空隙和杂物排斥焊剂。
the strength of a safety screen is greatly increased by brazing each wire crossing.
在金属丝的每一个交叉处进行铜焊,可大大增加防护网的强度。
brazing and soldering are techniques for joining metals in the solid state by means of a fusible filler metal with a melting point well below that of the base metal.
铜焊和锡焊都是通过熔点低于基地金属的可熔填充金属在固体状态下将金属连接在一起。
brazing of aluminum and aluminum-base alloys is accomplished with the aluminum-silicon brazing alloys.
铝和铝基合金的铜焊是用铝―硅铜的合金来完成的。
the results show that the main defects in flux brazing joints are flux inclusions, which are in the shape of 「mud crack」, 「little white places」 and 「cirrus-like」.
钎剂钎焊缝中主要缺陷为钎剂夹渣,其形貌为「泥纹」状和小白块、云状物等,并对泥纹状夹渣的形成过程进行了探讨。
dynamic analysis of the brazing process is made.
本文对钎焊过程进行了动态分析。
using an industry control computer, the detection and control for hf brazing compressor air drains is discussed in the paper.
研究了应用工业控制机对空调压缩机排气管的高频钎焊过程进行控制检测的问题。
the influence of brazing temperature and holding time on microstructure and tensile strength was studied.
研究了钎焊温度和保温时间对钎焊接头组织和性能的影响。
the effect of finishing rolling ratio, softening annealing temperature and grain size on the 4004/ 3003/4004 aluminum alloy brazing foil is studied in this paper.
研究了4004/3003/4004钎焊用铝合金箔材的成品轧制率、软化退火温度以及晶粒尺寸时其抗下垂性能的影响。
but there are many problems in the process of making brazing diamond film tools.
但在金刚石厚膜钎焊刀具的加工过程中,还存在许多问题。
the brazing experiment is finished in vacuum furnace, the brazed joints with different filler metal thickness are obtained by different pressure on them.
在数控真空钎焊炉中进行钎焊试验,由于施加压力的不同,得出钎缝厚度不同的焊接试件。
they also practice brazing and soldering.
同时学生还要练习铜焊和软焊。
meanwhile, the effects of processing parameters of eb brazing on the temperature field at optimal scanning track are discussed.
同时,讨论了最佳扫描轨迹下电子束钎焊工艺参数对温度场的影响。
the results obtained have instructive function for brazing technology of gyro housing.
研究结果对陀螺仪壳体的钎焊工艺具有指导意义。
the influence of different eb scanning tracks on the brazing temperature field is discussed by the finite element analysis method.
本文通过有限元分析的方法讨论了不同电子束扫描轨迹对钎焊温度场的影响;
this paper analyses the cause of strength descent of brazing weld, and proposes improving measures.
本文分析了钎焊焊缝强度下降的原因,并提出改进措施。
the assembly should be firmly supported so that it will remain in alignment during the brazing operation.
组装是要保证有稳固的支撑,使得整个钎焊操作过程中能够保持在直线位置。