seamless aluminium tubing

... Seamless Steel Tubing 无缝套筒 ; 无缝钢管 seamless aluminium tubing 无缝铝管 Seamless flexible metallic tubing 无缝弹性金属管 ...

 seamless Aluminum pipe

... 氧化锌 zinc oxide 无缝铝管 seamless Aluminum pipe 铝酸盐同化物aluminate inclusion ...