A2 Drill Rod is an air-hardening tool steel rod that is ground in order to provide a smoother surface. It has good resistance to wear and tear lower distortion and safe hardening. It has good strength, non-deforming properties, and a higher level of dimensional stability. A2 Drill Rod is free of defects and decarburization. It is considered suitable for various applications because of its properties including
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Specifications:
A2 Drill Rod, ASTM A681, QQ-T-570, AISI A2
Chemical Composition
Element |
Percentage |
Carbon, C |
0.95-1.05% |
Manganese, Mn |
1.00% (Max) |
Molybdenum, Mo |
0.90-1.40% |
Silicon, Si |
0.50% (Max) |
Chromium, Cr |
4.75-5.50% |
Vanadium, V |
0.15-0.50% |
Nickel, Ni |
0.30% (Max) |
Copper, Cu |
0.25% |
Mechanical Properties
Machinability |
65% |
Brinell Hardness |
64 |
Melting Point |
2595?F |
Density |
7.86 g/cm? |
Physical Characteristics
Machinability |
Good |
Weldability |
Poor |
Strength |
Good |
Corrosion Resistance |
Fair |
Wear Resistance |
Excellent |
*Data provided for the purpose of reference only.