Inch

Metric

1"

1 1/8"

1 1/4"

1 1/2"

1 3/4"

2"

2 1/4"

2 19/64"

2 1/2"

2 3/4"

3"

3 3/8"

3 3/4"

4"

4 1/2"

1/2 ft.

6 1/2"

1 ft.

13"

2 ft.

3 ft.

4 ft.

6 ft.

12 ft.

20 ft.

32 ft.

50 ft.

51 ft.

81 ft.

127 ft.

129 ft.

205 ft.

320 ft.

515 ft.

1"

1 1/8"

1 1/4"

1 3/8"

1 1/2"

1 5/8"

1 3/4"

1 7/8"

2"

2 1/8"

2 1/4"

2 3/8"

2 1/2"

2 3/4"

3"

3 1/4"

3 1/2"

3 3/4"

4"

4 1/2"

5"

5 1/2"

6"

6 1/2"

7"

8"

10"

1"

1 1/8"

1 1/4"

1 3/8"

1 1/2"

1 5/8"

1 3/4"

1 7/8"

2"

2 1/4"

2 1/2"

3"

3 1/2"

4"

4 1/2"

5"

5 1/2"

6"

8"

Brinell 65

Brinell 69

Brinell 70

Brinell 126

Brinell 150

Rockwell B25

Rockwell B35

Rockwell B65

Rockwell B70

Rockwell B75

Rockwell B85

Rockwell B90

Rockwell B95

Not Rated

Oversized

Standard

Tight

EAR99

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 99,999 psi

Not Rated

Soft

Medium

Not Rated

0.188"

0.313"

0.438"

0.688"

1"

1 1/4"

1 1/2"

1 3/4"

2 mm

3 mm

4 mm

5 mm

7 mm

Cast

Cold Worked

Pressed

Material Certificate with Traceable Lot Number

H02

H04

HR50

M07

Not Rated