The article discusses the calculation of mechanical properties of welded metal - bellows applied in mechanical seal devices.

本文主要讨论应用于机械密封装置中的焊接金属波纹管力学性能的计算.

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The content of diffusible hydrogen in welded metal was determined according to the Glycerine method.

按照甘油法测定焊缝金属扩散氢的含量.

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And the interaction of three fine powders can improve hardness and wear resistance of welded metal.

三者的交互作用能够提高堆焊层金属的硬度和耐磨性.

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