Mining

GSE DTH Drill pipe for SANDVIK/Driltech D25/D40K

DTH drill pipes play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig. The key features of a high quality DTH tube are durability, accuracy and manageability.

Description

SINODRILLS DTH Drill Pipes for Sandvik / Driltech D25 / D40K



DTH drill rods transmit compressed air, so as to power the hammers to perform drilling works. Sinodrills DTH drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe.The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers the rotation and press force to the DTH hammer.



Features

• Complete sizes for option, suitable for different types of DTH drilling system;

• The rods are made of cold-drawn steel with high manufacturing precision;

• Thread joint sturdily linked to the rod via friction welding;

• Nitriding process grants the thread joint good hardness, good wearing quality and thus long lifespan.



Applications

Mining, quarrying, water well drilling, geothermal well drilling, foundation piling, etc.



Parameters


OD (A)Wall (B)Length (L)Across Flat (C)Flat Length (E)Across Flat (C)Connection
mmmmmmmmmmmmThread


89


8.00609670317.5832 3/8'' API IF


114


8.56609676317.51023 1/3'' API REG


114


8.56609676317.51022 7/8'' API REG


114


8.56762076317.51023 1/2'' API REG


114


8.5662076317.51022 7/8'' API IF


114


8.56914476317.51023 1/2'' API REG


114


12.7762076317.51023 1/2'' API REG


114


12.7914476317.51023 1/2'' API REG


114


19.05762076317.51023 1/2'' API REG


127


12.7762076317.51023 12/'' API REG


127


12.7914476317.51023 1/2'' API REG


127


19.05914476317.5102 3 1/2'' API REG


127


19.05762576317.51173 1/2'' Beco


140


19.05762576317.51173 1/2'' Beco


140


19.05914476317.51173 1/2'' Beco


Please contact our sales team for more specifications.