DIN2391高精度光亮無縫鋼管

p1Src=//y1.yzimgs.com/uploads/312990/2017715-171126753.jpg?watermark/2/text/5Lic6I6e5biC5b635qCH6ZKi566h5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast&p2Src=//y1.yzimgs.com/uploads/312990/2017715-171133504.jpg?watermark/2/text/5Lic6I6e5biC5b635qCH6ZKi566h5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/700/fill/I0E3QTlBOA==/gravity/SouthEast&p3Src=//y2.yzimgs.com/uploads/312990/2017715-171141231.jpg?watermark/2/text/5Lic6I6e5biC5b635qCH6ZKi566h5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/SouthEast"