WebVietnam Offshore Rig Count 4.00 for Mar 2022 Overview; Interactive Chart; Level Chart. Basic Info. Vietnam Offshore Rig Count is at a current level of 4.00, down from 5.00 last month and up from 3.00 one year ago. 310oocJV3Tsr WebTo calculate it, we first need to obtain the Feed per Revolution (Fn), which is the distance that the drill travels during oneplete spindle rotation. This parameter is usually obtained from the supplier’s catalog. The penetration rate is the product of the spindle speed and the feed pe) n – Spindle speed [RPM] ZdeD7mOImU0z WebMaximum lifting capacity drawworks, 10 lines : 337,000 lbs Maximum lifting capacity drawworks, 8 lines : 330,000 lbs Maximum set-back capacity : 225,000 lbs VrWRmnx0PMZX WebDec 27, 2018 · Drill rig’s performance is based on its stability, therefore, it is key for rig to perform very well. By stability Calculation, it can check rig overall configuration and layout as well as dimension of mainponent. Meanwhile, it helps to confirm the maximum gradeability of tramming and feeding pressure when drilling Drilling stability rKEdqJmdtKzD
Get Price