Rebar Bolt

Rebar bolt for rock reinforcement, the end is beveled for easier installation. Plastic spacers are available to center the bolt in the borehole.

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Table 1

Product Name

Material2)

Yield Strength
[N/mm2]

Tensile Strength
[N/mm2]

Stress Area
[mm2]
(Thread)

Min. Elongation
[%]

Lengths1)

K-BOLT-M16

HRB500E

500

600

157

8

800-4000

K-BOLT -M20

HRB500E

500

600

245

8

1000-4000

K-BOLT -M24

HRB500E

500

600

353

8

1500-4000

K-BOLT -M33

HRB500E

500

600

694

8

2500-3000

1) Other lengths or dimensions available upon request
2) HRB500E according to GB 1499.2-2018 is equivalent to K500C-T
The thread is rolled and the bolt end is beveled 45º

Table 2

Dimension
[mm]

Nom. Diameter
[mm]

Incl. Nut3)

Pos. Nut1)2)
[mm]

Surface Treatment

Hot-dip Galvanizing

Epoxy  [min.60um]

M16

16

ISO 4032 M16

200

EN 10684

EN 13438

M20

20

ISO 4032 M20

200

EN 10684

EN 13438

M24

25

ISO 4032 M24

200

EN 10684

EN 13438

M33

32

ISO 4032 M33

200

EN 10684

EN 13438

1) The nut is mounted 200mm from the end.
2) The end has a large chamfer for easy nut installation. 
3) The nut is class 8 and oversized to fit the threaded rebar bolt. 

Table 3

Dimension
[mm]

Yield Strength
[kN]

Tensile Strength
[kN]

M16

79

94

M20

123

147

M24

177

212

M33

347

416

The capacities above are characteristic and apply to the thread capacity.

Design capacities must be determined by the responsible structural engineer.