... API.ISO 2. High quality oil well drill pipe Specificationsoil well drill pipe 1) OD: 10-1200mm 2) ... Thickness:1.3-40mm 3) R1 R2 R3 4) Apply to transport of the oxygen,water ... ,oil Productionoil well drill pipeStandardAPI SPEC 5L (PSL1/PSL2) ... , SAW (SAWL, SAWH))ApplicationTransmission of oxygen,water,oil, natural gas in the oil and ...