About this document
88.9mm Drill Pipe Specifications by Rambabu Ch is a document available to read on EtoBox.
The document provides the minimum technical specifications for 88.9 mm external upset drill pipe assemblies for use in water well drilling. The specifications include: 1) The drill pipe assemblies must be 6.096 meters long with an outside diameter of 88.9 mm and wall thickness of 9.35 mm. 2) The material must be alloy steel equivalent to API SCT-N80 grade or higher, with a minimum yield strength of 517 N/mm2 and tensile strength of 690 N/mm2. 3) Tool joints must be made of alloy steel and heat treated
- Author
- Rambabu Ch
- Language
- EN