Threaded Drill Rod
THREAD DRILL ROD
High-performance alloy steel rods for underground & surface drilling
Steel grade: 23CrNi3Mo (property-equivalent to Sandvik Sandbar 64)
Process: full-carburized surface + quenched & tempered core + CNC thread
Range: R22 ,R25, R28, R32, SSR32, R35, T38, T45, T51, ST58, any thread combination, male-male or male-female
Applications: tunneling, mining, quarry, bench-drilling, anchoring, infrastructure
Steel grade: 23CrNi3Mo (property-equivalent to Sandvik Sandbar 64)
Process: full-carburized surface + quenched & tempered core + CNC thread
Range: R22 ,R25, R28, R32, SSR32, R35, T38, T45, T51, ST58, any thread combination, male-male or male-female
Applications: tunneling, mining, quarry, bench-drilling, anchoring, infrastructure
Lengths: 600mm-6095mm (3foot -12 foot) or Customized
Shapes/Rod Size: Hex 22/25/28/32/35 mm, Round 32/39/46/52 mm
Shapes/Rod Size: Hex 22/25/28/32/35 mm, Round 32/39/46/52 mm
Key Advantages
Wear-life ↑ 30 % vs. standard 20MnTiB rods
Straightness ≤ 0.5 mm/m, no “whip” at 5000 mm length
Thread pitch tolerance 6H – fits Sandvik, Atlas, Boart longyear shank & bit
Factory-direct pricing – save 20-35 % vs. premium brands
Wear-life ↑ 30 % vs. standard 20MnTiB rods
Straightness ≤ 0.5 mm/m, no “whip” at 5000 mm length
Thread pitch tolerance 6H – fits Sandvik, Atlas, Boart longyear shank & bit
Factory-direct pricing – save 20-35 % vs. premium brands