... comply with the provisions of API SPEC 5D & API SPEC7. Specifications1.Drill Pipe 2.size from 48-1219* ... 4"-48"( 13.7mm - 1219.2mm )Main Standard: API 5L, ASTM A 106, ASTM A53, GB/T ... , S355JOH,P325TR1,ST37,ST52,ST37.4,ST45 etcCertificate: API 5L & 5CT, ISO 9001Specification description:Length: Random length / 5.8m / ... /ft)OD of Pipe BodyWall Thickness of Pipe Body Grade Upset Type Conn. Type OD of Pin ...