模具中的大型烧焊件必须在配合面上进行加工并用螺丝所在一起，在最终加工前必须焊接及处理。
Large weldments in die structure will be machined on the mating surfaces, screwed together, welded, and normalized before final machining.
是管件制作和管道施工焊接前管端坡口加工的关键设备。
It's a key machine for pipe fitting forming and pipe end beveling before welded in pipeline construction.
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