The Worldwide Affiliation of Drilling Contractors got here up with a system to explain any tricone bit by a easy 4 digit quantity. This streamlines the method of ordering a brand new tricone bit for drillers all over the place. By arising with a easy 4 digit code to explain and categorize any tricone bit they eradicated any confusion that may come up when ordering garden auger spiral drill bit B0876W9GRL

This classification system dedicates the primary 3 digits to the design and performance of the tricone, with the ultimate digit being an alphabetical code for any further options of the bit. Right here is the right way to learn an IADC Code correctly.

The primary digit represents the hardness of rock formation the tricone buttons are fitted to

Each tricone bit is designed for a sure kind of rock formation, ranked in accordance with hardness. The tricone is assigned a quantity between 1 and eight indicating the kind of rock the enamel or buttons of a tricone are designed for:

1, 2 and three: Point out a metal tooth tricone. 1 is engineered for tender rock formations, 2 for medium formations, and three for arduous formations.

4, 5, 6, 7, and eight: Signifies a tungsten carbide insert (TCI) tricone. Inside this class 4 is designated for the softer formations, with 8 representing the toughest formations

The second digit represents additional rock formation data

No matter tooth kind, the second digit takes under consideration all elements of the bit and ranks the rock formations the tricone is greatest fitted to on a scale from 1 to 4. 1 represents tender formations going as much as 4 representing the toughest formations.