butt-welded

基本解釋

According to the model of butt-welded bevel or customers'requirements.
按對焊管件焊端坡口結(jié)構(gòu)型式或顧客要求。
The round plates with arc shaped butt-welded joints were used for stopping sone tube holes which were moved away to another proper positions in the pipes.
采取有弧度的圓形鑲塊，以對接接頭的形式堵補(bǔ)部分管孔，將其移位到管道上的合適位置。
The status of the radiographic technology for the butt-welded joints in small diameter tubes are re-viewed briefly. The key points are discussed for the development of radiographic technology.
簡要評述小直徑管對接焊縫射線照相的特點(diǎn)、方法以及現(xiàn)行技術(shù)規(guī)定。