A metallic bellows is made from a thin seamless tube.

金属波纹管是由薄壁无缝管制成的。

By the way of making, tubes can be classified into seamless tube, and welded tube.

按制造方法，可分为无缝钢管和焊接钢管。

In order to solve the problems of shoe cutting of seamless tube, the shoe cutter is designed and developed.

为了解决无缝钢管管头切割的问题，设计、研制了管头切割机。

Air cooler and oil cooler shall be made of red copper, albata seamless tube or other corrosion prevention tubing.

3空气冷却器和油冷却器应采用紫铜、铜镍合金的无缝管或其他防锈蚀的管材。

Brass seamless tube can be used in heat exchanger and condenser, low temperature pipe, underwater transportation pipe.

黄铜无缝管可用于热交换器和冷凝器、低温管路、海底运输管。