Threaded Rod

Back to Products

Grade Marking

Nominal Size

Proof Load

Yield Str.

Mechanical Properties

Tensile Str.

Elong. %

R.A. %

Hardness Rockwell

Min.

Max.

A307

1/4″-4″

–

–

60 ksi min

18

–

B69

B100

B307

1/4″-4″

–

–

60-100 max

18

–

B69

B95

L7

1/4″-2 1/2″

–

105

125

16

50

–

–

Grade 36

1/2″-2″

–

36

58-80 max

23

40

–

–

Grade 55

1/2″-2″

–

55

75-95 max

21

30

–

–

Grade 105

1/2″-2″

–

105

125-150 max

15

45

–

–

A449

1/4″-1″

85

92

120

14

35

C25

C34

B7

1/2″-2 1/2″

–

105

125

16

50

–

C35

Grade Marking

Nominal Size

Proof Load

Yield Str.

Mechanical Properties

Tensile Str.

Elong. %

R.A. %

Hardness Rockwell

Min.

Max.

4.8

M6 – M42

–

320-340

400 – 420

–

–

–

–

8.8

M6 – M42

–

–

800

–

–

20

23

10.9

M6 – M42

–

–

1000

–

–

–

32

Grade Marking

Nominal Size

Proof Load

Yield Str.

Mechanical Properties

Tensile Str.

Elong. %

R.A. %

Hardness Rockwell

Min.

Max.

B8

1/4″ – 2″

–

30

75

30

50

223

35

B8M

1/4″ – 2″

–

30

75

30

50

223

96