Alloy tube and seamless tube are both related and different and cannot be confused. Washers Bolts,small washers for screws,wood screws with washers,bolt with washer attached Jiangsu Minglu Stainless steel Co.,ltd , https://www.jsminglubolt.com
The alloy pipe is defined according to the production material (that is, the material). The tube is defined by the alloy as its name implies; and the seamless pipe is defined according to the production process (seamless seam), which is different from the seamless pipe. Sewed pipe, including straight seam welded pipe and spiral pipe.
Alloy tube and seamless tube are both related and different and cannot be confused