Ụdị

Kwesịrị ekwesị maka ịkpụ waya (mm2)

Ọnụọgụ Bolt

Isi akụkụ (mm)

R

A

L

M

JBT-0

16-25

2

4.0

35

55

10

JBT-1

35 ~ 50

2

5.0

40

60

10

JBT-2

70 ~ 95

3

7.0

50

90

12

JBT-3

120 ~ 150

3

8.5

63

108

12

JBT-4

185-240

3

10.5

65

108

12

A na-eji profaịlụ ọla kọpa T3 mee ihe mgbochi ahụ na mkpuchi ma ndị ọzọ bụ igwe galvanized na-ekpo ọkụ.