SQUARE & RECTANGULAR TUBING
STEEL 4130

Square and Rectangular alloy steel tubing made of chromium-molybden steel 4130. American standard SAE 4130 cond "N", specification MIL-T-6736-A.

Full length:  17-24 feet  (5-7 m)

 
Outer dimension

Wall thickness

Inside dimension

Weight

[inch]

[mm]

[inch]

[mm]

[inch]

[mm]

[kg/m]

3/8"  (.375)

9.53

.035
.049

0.89
1.24

.305
.277

7.75
7.03

0.24
0.32

1/2"  (.500)

12.7

.035
.049
.065

0.89
1.24
1.65

.430
.402
.370

10.92
10.21
9.40

0.33
0.45
0.57

5/8"  (.625)

15.88

.035
.049
.058
.065

0.89
1.24
1.47
1.65

.555
.527
.509
.495

14.10
13.38
12.93
12.57

0.42
0.57
0.61
0.67

3/4"  (.750)

19.05

.035
.049
.058
.065

0.89
1.24
1.47
1.65

.680
.652
.634
.620

17.27
16.56
16.10
15.75

0.51
0.70
0.81
0.90

7/8"  (.875)

22.23

.035
.049
.065

0.89
1.24
1.65

.805
.777
.745

20.45
19.74
18.92

0.59
0.82
1.06

1"  (1.000)

25.4

.035
.049
.058
.065
.095
.120

0.89
1.24
1.47
1.65
2.41
3.05

.930
.902
.884
.870
.810
.760

23.62
22.91
22.45
22.10
20.57
19.30

0.68
0.94
1.11
1.23
1.73
2.12

1-1/8"  (1.125)

28.58

.049

1.24

1.027

26.09

1.06

1-1/4"  (1.250)

31.75

.058
.065

1.47
1.65

1.134
1.120

28.80
28.45

1.39
1.55

1-1/2"  (1.500)

38.1

.065

1.65

1.370

34.80

1.88

2"  (2.000)

50.8

.065
.120

1.65
3.05

1.870
1.760

47.50
44.70

2.53
4.54



Outer dimension

Wall thickness

Inside dimension

Weight

[inch]

[mm]

[inch]

[mm]

[inch]

[mm]

[kg/m]

1" x 1/2"
  (1.000 x .500)

25.4 x 12.7

.035
.065

0.89
1.65

.930 x .430
.870 x .370

23.62 x 10.92
22.10 x 9.40

0.51
0.90

1-1/4" x 5/8"
  (1.250 x .625)

31.75 x 15.88

.035

0.89

1.180 x .555

29.97 x 14.10

0.64

1-1/4" x 1"
  (1.250 x 1.000)

31.75 x 25.4

.035

0.89

1.180 x .930

29.97 x 23.62

0.77

1-1/2" x 3/4"
  (1.500 x .750)

38.1 x 19.05

.049

1.24

1.402 x .652

35.61 x 16.56

1.35

1-1/2" x 1"
  (1.500 x 1.000)

38.1 x 25.4

.065

1.65

1.370 x .870

34.8 x 22.1

1.55

1-3/4" x 1"
  (1.750 x 1.000)

44.45 x 25.4

.065

1.65

1.620 x .870

41.15 x 22.1

1.71

2" x 1"
  (2.000 x 1.000)

50.8 x 25.4

.065

1.65

1.870 x .870

47.5 x 22.1

1.87

Items in red italic is usually not kept in stock.

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