Self-Drilling Anchor Hollow bar

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Onton Hollow Bar Anchors

ONTON is a factory specialized in manufacturing self-drilling hollow bar anchors.

We have the benefit of 24 years of production experience.

All our products are extensively tested by our own technicians and by accredited independent laboratories.

All anchor bars of ONTON comply with the American standards: ASTM F432, A615 and FHWA-NHI-14-007(2015).

As a specialist in self-drilling anchors making, we provide various kinds of hollow bar anchors which are compatible with Ischebeck or Dywidag Anchor Systems.

About

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Feature

A Bend Test can tell:

During the drilling

Sudden fracture Uninterrupted drilling

High efficiency Materials saving

During the damaging

E E

Can they fulfill?

Absorb more energy

www.ontonbolt.com

So,

Description Unit R25N R32N R38N R51N T30N T40N T52N T76N

Outer Diameter

mm 25 32 38 51 30 40 52 76

Inter Diameter

mm 14 18.5 19 31 11 16 26 51

Area mm2 300 430 750 1070 420 879 1250 1990

Yield Load Fy kN 150 230 400 630 260 525 730 1200

Ultimate Load Fu

kN 200 280 500 800 320 660 930 1600

Yield Strength Rp0.2

N/mm2 500 530 530 590 620 590 580 600

Ultimate Strength Ru

N/mm2 670 650 670 750 760 750 750 800

Weight m Kg/m 2.3 3.2 5.8 8.4 3.3 6.9 9.9 15.6

Elongation Agt % > 5

Technical Data

Hollow Bar Anchor Rods*

Description Unit R25N R32S R38N R51N T30 T40 T52 T76N

Extension Couplings

Diameter mm 34 42 51 63 38 54 70 95

Length mm 150 160 220 220 105 140 160 220

Muttern Nuts

Key Size mm 41 46 50 75 46 60 75 100

Length mm 35 45 60 70 38 60 70 80

Anchor Plates

Dimensions mm 150x150 200x200 200x200 200x200 200x200 200x200 220x220 250x250

Thickness mm 8 10 12 30 12 30 35 60

Hole Diameter

mm 30 35 41 56 38 56 65 90

Weight kg 1.4 3.1 3.8 8.8 3.9 8.5 13.1 26.4

Accessories

*Please contact us for bar customizing.

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