1.API Steel Oil Pipe 2.OD:3/8-48 or 17-1219.2mm ... SPCE 5L For the purpose of transportation of gas, water, oil industry.API SPCE 5CT Tubing is used in extracting petroleum ... pipeline of boilers.Main product: seamless steel pipe,pipe fittings, oil casing steel pipe,weld steel pipe,Rubber Lined Steel Pipe ... SPCE 5L For the purpose of transportation of gas, water, oil industry. API Steel ...