... drill rods comply with the provisions of API SPEC 5D & API SPEC7. Specifications1.Drill Pipe 2.size from ... "-48"( 13.7mm - 1219.2mm )Main Standard: API 5L, ASTM A 106, ASTM A53, GB/T 8163, ... BS&JIS&DINMaterial:A106GrA,B,C,A53GrA,B,C,API 5L X70, X65, X60, X42,X46,X52,X56 ... S275JOH, S355JOH,P325TR1,ST37,ST52,ST37.4,ST45 etcCertificate: API 5L & 5CT, ISO 9001Specification description:Length: Random length / ...