W1 Drill Rod, is the most popular, versatile, and least expensive grade of drill rod. W1 Drill Rod has a high carbon content allowing it to be used often without heat treatment, for maintenance applications. Treats evenly and provides toughness and maximum wear resistance. W1 Drill Rods are ground to a surface finish of better than 40 micro inches and are free from defects and decarburization. All Drill Rod grades are supplied in the annealed condition.
Rockwell Hardness**
56C
Corrosion Resistance
Low
Machinability
Highest
Depth of Hardening
Shallow
Weldability
Medium
Grindability
Wear Resistance
Distortion in Heat Treating
High
Overall Toughness
Decarburization Resistance
Strength
Resistance to Heat Softening
* Data provided for references only and is not warranted. ** Obtainable Hardness