IADC Code For PDC Bits & Classification Chart

The IADC PDC Drilling Bits Classification Code system, developed by the International Association of Drilling Contractors has been the representative voice of drillers worldwide since 1940. This system has enabled drillers worldwide to exchange information using standard nomenclature and dull grading methods for PDC drill bits and tricones. This system is not as widely used for PDC drill bits as it is for tricones as the IADC system for tricones is used the world over. However, it’s helpful to have knowledge of the specifications for PDC drill bits. The first letter of the IADC Classification Code For PDC bits describes the PDC body material The second letter of the IADC Classification Code For PDC Bit describes the cutter density. The third letter of the IADC Classification Code For PDC Bit describes the size of the cutter. Read full article on : https://www.drillingmanual.com/2017/11/classification-of-fixed-cutter-bits.html