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Geotechnical drilling tools

Self Drilling Anchor Couplers

Self drilling Anchor coupler or called coupling sleeve, which is used to extend the anchor string

Description

SINODRILLS Self Drilling Anchor Coupling


Self drilling anchor couplings are used to link anchor bars to make the anchor longer, thus promote its installation depth.


Features

• Stable quality;

• Thread is compatible with ISO and other international standards;

• Precision-manufactured anchors with ≤ 0.25 mm tolerance;

• Good mechanical performance.


Applications

Pre-supporting, micropiling for foundation underpinning, slope anchorage, etc.


Parameters




Thread size


Length (mm)Out diameter (mm)Unit weight (kg)


R25 Self drilling anchor coupler


150.036.00.6


R32 Self drilling anchor coupler



145.0


42.00.7


160.0


42.00.8


190.0


42.00.9


R38 Self drilling anchor coupler



180.0


51.01.4


220.0


51.01.7


R51 Self drilling anchor coupler



140.0


63.01.4


200.0


63.02.0


T76 Self drilling anchor coupler


220.095.04.7


T30 Self drilling anchor coupler


105.038.00.42


T40 Self drilling anchor coupler



140.0


54.01.1


140.0


57.01.3


T52 Self drilling anchor coupler


160.070.02.4


T73 Self drilling anchor coupler



235.0


89.03.7


245.0


95.05.7


T103 Self drilling anchor coupler



255.0


123.07.5


290.0


132.012.5


T127 Self drilling anchor coupler


255.0139.07.5


Steel grade: As per request



Thread direction: Left hand / Right hand



Thread standard: ISO10208 / ISO1720 / Other international standard



Hardness (HRC): HRC25 - HRC30



Please contact our sales team for more specifications.






Geotechnical drilling tools