ALLOY STEEL FLATS 4140, 4150 Mod. RS

ALLOY STEEL FLATS

4140, 4150 Mod. RS

Hot Rolled & Cold Finished
HR – ASTM A322
CF – ASTM A331Stock Lengths: HR – 12 Ft. 6 in., 20 Ft., 24 Ft.6 in.
CF – 12 Ft. random

Size
in
Inches

Lbs.
per
Ft.

HR 4140
Annealed

CF 4140
Annealed

HR 4150 Mod.
RS NORM S/R

1/2 x 1

1.700

1 1/4

2.125

1 1/2

2.550

3.400

2 1/2

4.250

5.100

6.800

5/8 x 1

2.125

1 1/4

2.626

1 1/2

3.188

4.250

2 1/2

5.313

6.375

8.500

4 1/2

9.563

Size
in
Inches

Lbs.
per
Ft.

HR 4140
Annealed

CF 4140
Annealed

HR 4150 Mod.
RS NORM S/R

3/4 x 1

2.550

1 1/4

3.188

1 1/2

3.825

5.100

2 1/2

6.375

7.650

10.200

15.300

1 x 1 1/4

4.250

1 1/2

5.100

6.800

2 1/2

8.500

10.200

3 1/2

11.900

13.600

Size
in
Inches

Lbs.
per
Ft.

HR 4140
Annealed

CF 4140
Annealed

HR 4150 Mod.
RS NORM S/R

4 1/2

15.300

17.000

20.400

1 1/8 x 2 1/2

9.563

4 1/2

17.210

1 1/4 x 1 1/2

6.375

8.500

2 1/4

9.563

2 1/2

10.630

12.750

3 1/2

14.880

17.000

4 1/2

19.130

25.500

1 1/2 x 2

10.200

Size
in
Inches

Lbs.
per
Ft.

HR 4140
Annealed

CF 4140
Annealed

HR 4150 Mod.
RS NORM S/R

2 1/2

12.750

15.300

3 1/2

17.850

20.400

1 1/2 x 4 1/2

22.950

25.500

30.600

1 3/4 x 2 1/2

14.880

17.850

23.800

2 x 2 1/4

15.300

2 1/2

17.000

20.400

3 1/2

23.800

27.200

Size
in
Inches

Lbs.
per
Ft.

HR 4140
Annealed

CF 4140
Annealed

HR 4150 Mod.
RS NORM S/R

4 1/2

30.600

34.000

40.800

2 1/2 x 3

25.500

34.000

4 1/2

38.250

42.500

51.000

3 x 3 1/2

35.700

40.800

51.000

61.200

3 1/2 x 6 1/2

77.350

4 x 5

68.000

81.600