GB/T 9808-2008
GB/T 9808-2008 Seamless steel tubes for drilling
Abstract
This standard specifies the designations, order content, dimensions, shapes, weights, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates of seamless steel pipes for drilling. This standard applies to seamless steel pipes used for casing materials, core pipe materials, and casing joint materials in geological core drilling, water well drilling, hydrogeological drilling, and engineering drilling; seamless steel pipes used for ordinary drill rod materials and drill rod joint materials; seamless steel pipes used for steel particle drill bits; seamless steel pipes used for rope coring drill rods and drill rod joint materials; and seamless steel pipes used for drill collars and drill collar lock joint materials.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 9808-2008 |
| CCS | \nSteel pipes, cast iron pipes |
| ICS | Special-purpose pipe steel |
| Implement Date | 2009-05-01 |