The weld can be divided into four types: butt weld, fillet weld, plug weld and end weld.
焊缝可分为对接焊缝、角焊缝、塞焊缝和端接焊缝四种。
The fatigue resistance of the scarf weld in the end of the vessel is stronger than that of the butt weld.
其端部斜面焊缝结构的抗疲劳强度比对接焊缝结构高，且不会发生一次性脆性破坏；
When ordering Butt Welding End valves, specify schedule of pipe end and give complete data concerning style, figure number and contour of weld end.
在订购对焊连接阀门时，要指定管道连接端口的管壁厚度，并且提供有关类型、型号和焊接端等高线等参数。
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