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ThruLoc Self-Locking Nut

 

Axial Tension Testing:

ASTMF606-00

"Test methods for determining the mechanical properties of externally and internally threaded fasteners,

washers, and rivets"

 

 

 

 

Nominal   Size

 

No.of

Threads per

inch

 

 

Specimen

 

 

Ultimate

Load. lbf.

 

 

Ultimate Tensil

Strength. psi.

 

 

Type of Failure       

 

 

 

1/2-inch

 

 

 

12

1

9,400

68,120

 

Stripping, bolt thread

Failure.

2

8,780

68,620

3

8,950

64,860

Average:

9,040

65,330

 

 

 

 

5/8-inch

 

 

 

11

1

28,050

124,120

 

Stripping, bolt thread

Failure.

2

27,370

121,110

3

30,780

136,190

Bolt fracture

Average:

28,730

127,140

 

 

 

 

3/4-inch

 

 

 

10

1

48,770

146,020

 

Stripping, bolt thread

failure

2

42,900

128,440

3

48,620,

145,570

Average:

46,760

140,010