The sample was characterized by melt flow rate and adhesion strength to aluminum.
用熔体流动速度和粘结强度表示试样的特征。
Flanging, smooth flow, the strength of the weld.
外翻边，水流通畅，焊届强度大。
The characteristic and its production process flow of high strength welded pipe are introduced.
介绍了强力焊管的特点及其生产工艺流程。
The characteristic and its production process flow of high strength welded pipe are introduced.
介绍了强力焊管的特点及其生产工艺流程。
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