紫铜管,有色金属管一种。是压制的和拉制的无缝管。
介绍了一种紫铜管光亮酸洗钝化工艺。
A bright pickling and chromating process for copper pipes was introduced.
在空调等设备的生产中,经常采用火焰钎焊工艺来焊接紫铜管。
In the practical production of equipment such as air conditioner, torch soldering is usually used to weld copper tube.
进一步用Q 235钢管和T2紫铜管等材料进行了扩口试验。
Furthermore, with Q235 steel tube and T2 copper tube, expanding experiments are carried out.
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