Professional Manufacturer of Mining Accessories, Bolts, Nuts & Custom Special-Shaped Fasteners

Dome Nut

Short Description:

Product Introduction● Dome nut performance will be better than the casting nuts.● Normally, we do it

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Product Detail

Product Tags

Product Introduction

Dome nut performance will be better than the casting nuts.

● Normally, we do it with carbon steel 1045, black finish and T thread, or based on your drawings.

● Steel dome nut are assembled with thread bars are widely used in the mining ground support, tunneling ground support, construction, form works, etc.

Dome nut will better fit the dome plate.

Anchor Nut Dome Nut For Rock Bolt

Product Parameter (Specification)

1



Item No.

Size

F

D
L

#

inch

mm

inch

mm

inch

mm

inch

mm

CLHN016-1

6

3/4"

19

1.38

35

2.01

51

1.57

40

CLHN016-2

7

7/8"

22

1.38

35

2.01

51

1.77

45

CLHN016-3

8

1"

25

1.61

41

2.13

54

1.77

45

CLHN016-4

9

1-1/8"

28

1.77

45

2.28

58

1.97

50

CLHN016-5

10

1-1/4"

32

1.97

50

2.44

62

2.36

60

CLHN016-6

11

1-3/8"

36

2.36

60

2.76

70

2.56

65

CLHN016-7

14

1-3/4"

43

2.95

75

3.94

100

3.15

80

CLHN016-8

18

2-1/4"

57

3.35

85

5.12

130

4.33

110

CLHN016-9

20

2-1/2"

63.5

3.54

90

5.51

140

4.72

120


Products Details

Dome nut have a circular flange on one end that creates a large, even clamping surface between the nut and workpiece. They are used with bottom washers to reduce stress on threads caused by misaligned parts.

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Applications:


  • Mining Ground Support: Secure roof and sidewall rock bolts in coal mines and metal mines.
  • Tunneling Projects: Stabilize tunnel walls and ceilings during excavation and construction.
  • Construction & Form Works: Provide reliable fastening for temporary and permanent structural supports.


Why Choose Our Dome Nuts?

Unlike generic casting nuts, our machined dome nuts offer:


  • Precision T-Threading: Ensures smooth engagement with rock bolt threads, reducing installation time and stripping risks.
  • Corrosion Resistance: Black oxide finish provides a protective layer against moisture and rust in underground environments.
  • Engineered for Load Distribution: The dome shape minimizes stress concentrations, making them ideal for heavy-duty applications where failure is not an option.

Dome Nut,Anchor Nut,Lock nut
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