Api 5l B China Trade Assurance Ductile Weld Cast Iron Pipe ...
OD 60mm,63.5mm,65mm,68mm,70mm,73mm,76mm,80mm,83mm,89mm,95mm ASTM A106/A53 Gr.B Heavy Wall Seamless Carbon Steel Tubes and Pipe Shandong Huitong Group,Shandong Huitong Steel Pipe Manufacturing Co., Ltd. is located at Liaocheng City-One of China's biggest steel pipe distribution center.We are one of the largest and most professional seamless ...
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