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Casing Pipes/Carbon Seamless Steel Pipe/Oil Drilling Tubing Pipe Size OD 114.3...
tubing coupling size:1.05'',1.315'',1.66'',1.9'',2-3/8'',2.7/8'',3-1/2'',4'',4-1/2''。...
Bestar Steel Co. Ltd in China. We mainly focus on exporting and manufacturing of stee...
CDM Titanium is an approved ISO9001:2008 & PED 97/23 EC by TUV and a professional man...
Petroleum casing is an important equipment for oil drilling. The thread surface of oi...
API seamless steel pipe used for petroleum pipeline,API oil pipes/tubes Standard AP...
Drill Pipe Crossover NC50 BOX DSH55 Pin X-over Crossover swages are made from API gr...