The new type of all-welded plate & shell heat exchanger combining the advantages of plate, shell & pipe heat exchanger has been applied in industry and shipbuilding.
近年来，集板式、壳管式换热器优点于一体的新一代板壳式换热器在工业、船舶行业有了一定程度的应用。
The setting parameters of the three-roll bending plate internally -sup porting spiral welded pipe mill are critical for ensuring satisfactory and consistent quality of the welded pipe formation.
三辊弯板内承式螺旋焊管机组调型参数是保证焊管成型质量及其稳定性的一个重要因素。
For the main defects which affect spiral welded pipe quality, the material plate quality effect to strict specification pipe production is discussed, and the solving method is proposed.
针对影响螺旋焊管质量的几个主要缺陷，论述了原料带钢质量对生产高标准焊管的影响，并提出了解决方案。
The yield strength of JCOE welded pipe was different from the mother steel plate because of the influence of Bauschinger effect and work hardening.
由于包辛格效应和加工硬化的影响，JCOE制管后相对所采用钢板管体屈服强度会发生变化。
This paper introduces application technique and performance test of powder coating in experimental production for large - diameter steel plate - welded pipe.
主要介绍大直径钢板焊接钢管涂敷环氧粉末涂层实验性生产中的施工技术及涂层性能测试。
In this paper, the creep compliance of Hot-plate welded joint of PE80 pipe is measured, and the effect of creep on the crack tip stress field in the weld is investigated.
本文测定了燃气用PE80管材热板焊接接头的蠕变柔量，研究了蠕变对焊缝裂尖应力场的影响。
The present invention is the production process of steel flange blank, especially of flat flange, butt welded flange and prestressed pipe pile end plate flange.
一种钢法兰毛坯加工工艺，尤其是一种平法兰、对焊法兰、预应力管桩端板法兰毛坯加工工艺。
The present invention is the production process of steel flange blank, especially of flat flange, butt welded flange and prestressed pipe pile end plate flange.
一种钢法兰毛坯加工工艺，尤其是一种平法兰、对焊法兰、预应力管桩端板法兰毛坯加工工艺。
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