HeBei Sloate Petroleum Pipe Manufacturing Co.,Ltd.(SLOATE) is specialized in manufacturing and sales for a wide range of products for Petroleum Pipes and Petroleum Machinery, including Casing pipes,Tubing,Perforated Pipes,Slotted Liners and Screening pipes,Down-Hole Motors,Rotors, etc.Through several years of unremitting efforts, our products have been applied for Drilling ,Piling,Trench-less,Sand-Control and aslo sold to over 40...