... . Certificate:API.ISO 2. High quality oil well drill pipe Specificationsoil well drill pipe 1) OD: 10-1200mm 2) Thickness:1.3-40mm ... 4) Apply to transport of the oxygen,water,oil Productionoil well drill pipeStandardAPI SPEC 5L (PSL1/PSL2)Size StandardASME, ANSI ... SAW (SAWL, SAWH))ApplicationTransmission of oxygen,water,oil, natural gas in the oil and natural gas industryStock supply10,000 M.Ton above