Micropiles of Hollow Thread Bars

Updated: 14.06.2024
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Main advantages:
  • Adaptable to any load situation
  • Short installation time
  • Small equipment for installation
  • For tension and compression or combined loads
ModelNominal outside ØNominal inside ØUltimate loadYield pointYield stressCross sectionWeightThread directionLengths
mmmmkNkNN/mm²mm²kg/mm
30/1630162201804713822.7left0.75
30/1430142602205573952.9left0.75
30/1130113202605834463.3left0.75
40/2040205394305927265.6left3
40/1640166605255978797.0left3
52/2652269297305461,33710.0left3
73/5673561,1947855551,41411.1right6.25
73/5373531,1609705941,63112.3right3
73/4573451,6301,1805222,26017.8right3
73/3573351,9801,3555002,71021.2right3
103/78103782,2821,8005723,14624.9right3
103/51103513,4602,7505005,50143.4right3
127/1111271112,4001,8106033,00023.5right3
30/16
Nominal outside Ø30 mm
Nominal inside Ø16 mm
Ultimate load220 kN
Yield point180 kN
Yield stress471 N/mm²
Cross section382 mm²
Weight2.7 kg/m
Thread directionleft
Lengths0.75 m
 
30/14
Nominal outside Ø30 mm
Nominal inside Ø14 mm
Ultimate load260 kN
Yield point220 kN
Yield stress557 N/mm²
Cross section395 mm²
Weight2.9 kg/m
Thread directionleft
Lengths0.75 m
 
30/11
Nominal outside Ø30 mm
Nominal inside Ø11 mm
Ultimate load320 kN
Yield point260 kN
Yield stress583 N/mm²
Cross section446 mm²
Weight3.3 kg/m
Thread directionleft
Lengths0.75 m
 
40/20
Nominal outside Ø40 mm
Nominal inside Ø20 mm
Ultimate load539 kN
Yield point430 kN
Yield stress592 N/mm²
Cross section726 mm²
Weight5.6 kg/m
Thread directionleft
Lengths3 m
 
40/16
Nominal outside Ø40 mm
Nominal inside Ø16 mm
Ultimate load660 kN
Yield point525 kN
Yield stress597 N/mm²
Cross section879 mm²
Weight7.0 kg/m
Thread directionleft
Lengths3 m
 
52/26
Nominal outside Ø52 mm
Nominal inside Ø26 mm
Ultimate load929 kN
Yield point730 kN
Yield stress546 N/mm²
Cross section1,337 mm²
Weight10.0 kg/m
Thread directionleft
Lengths3 m
 
73/56
Nominal outside Ø73 mm
Nominal inside Ø56 mm
Ultimate load1,194 kN
Yield point785 kN
Yield stress555 N/mm²
Cross section1,414 mm²
Weight11.1 kg/m
Thread directionright
Lengths6.25 m
 
73/53
Nominal outside Ø73 mm
Nominal inside Ø53 mm
Ultimate load1,160 kN
Yield point970 kN
Yield stress594 N/mm²
Cross section1,631 mm²
Weight12.3 kg/m
Thread directionright
Lengths3 m
 
73/45
Nominal outside Ø73 mm
Nominal inside Ø45 mm
Ultimate load1,630 kN
Yield point1,180 kN
Yield stress522 N/mm²
Cross section2,260 mm²
Weight17.8 kg/m
Thread directionright
Lengths3 m
 
73/35
Nominal outside Ø73 mm
Nominal inside Ø35 mm
Ultimate load1,980 kN
Yield point1,355 kN
Yield stress500 N/mm²
Cross section2,710 mm²
Weight21.2 kg/m
Thread directionright
Lengths3 m
 
103/78
Nominal outside Ø103 mm
Nominal inside Ø78 mm
Ultimate load2,282 kN
Yield point1,800 kN
Yield stress572 N/mm²
Cross section3,146 mm²
Weight24.9 kg/m
Thread directionright
Lengths3 m
 
103/51
Nominal outside Ø103 mm
Nominal inside Ø51 mm
Ultimate load3,460 kN
Yield point2,750 kN
Yield stress500 N/mm²
Cross section5,501 mm²
Weight43.4 kg/m
Thread directionright
Lengths3 m
 
127/111
Nominal outside Ø127 mm
Nominal inside Ø111 mm
Ultimate load2,400 kN
Yield point1,810 kN
Yield stress603 N/mm²
Cross section3,000 mm²
Weight23.5 kg/m
Thread directionright
Lengths3 m