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Round Carbon Tubes

Pultruded round carbon fiber tubes are created by pulling linearly-oriented carbon fibers through a resin bath and then a series of heated tooling to create the specified inner and outer diameters of the tube. Carbon tubes are especially stiff longitudinally, due to the unidirectional orientation of the fibers. These tubes are stiff, lightweight composites that can be used in a variety of applications, including robotics, aerospace, industrial equipment, and more.

We offer carbon fiber tubing in a variety of stock outer diameters from .125” to .750”. All lengths listed are +/- 0.062″ and all diameters listed are within +/- 0.005″. We can custom cut your order to a specific length and we’d be happy to speak with you about large, custom orders or machining. Contact us at [email protected] or 206-632-6151 to speak with a composites engineer.

Click on the product number to view product details, product pictures, related products, and more!

Metric
SAE

Fraction to Decimal Conversions:

PCT125024

.125" x 24" Pultruded Carbon Tube
0.125"
.075"
24"
0.158 oz
$5.05
$4.48
$4.13
$3.90
$3.67

PCT125036

.125" x 36" Pultruded Carbon Tube
0.125"
.075"
36"
0.238 oz
$7.58
$6.67
$6.20
$5.86
$5.51

PCT125048

.125" x 48" Pultruded Carbon Tube
0.125"
.075"
48"
0.317 oz
$10.11
$8.96
$8.27
$7.70
$7.24

PCT125060

.125" x 60" Pultruded Carbon Tube
0.125"
.075"
60"
0.397 oz
$12.53
$11.15
$10.34
$9.65
$9.08

PCT156024

.156" x 24" Pultruded Carbon Tube
0.156"
.100"
24"
0.237 oz
$5.51
$4.82
$4.48
$4.25
$4.02

PCT156036

.156" x 36" Pultruded Carbon Tube
0.156"
.100"
36"
0.354 oz
$8.16
$7.24
$6.78
$6.32
$5.97

PCT156048

.156" x 48" Pultruded Carbon Tube
0.156"
.100"
48"
0.472 oz
$10.92
$9.65
$8.96
$8.39
$7.81

PCT156060

.156" x 60" Pultruded Carbon Tube
0.156"
.100"
60"
0.590 oz
$13.67
$12.06
$11.25
$10.45
$9.76

PCT180024

.180" x 24" Pultruded Carbon Tube
0.180"
.112"
24"
0.338 oz
$3.87
$3.45
$3.24
$3.03
$2.82

PCT188024

.188" x 24" Pultruded Carbon Tube
0.188"
.116"
24"
0.350 oz
$5.96
$5.27
$4.93
$4.58
$4.24

PCT188036

.188" x 36" Pultruded Carbon Tube
0.188"
.116"
36"
0.526 oz
$8.85
$7.81
$7.35
$6.77
$6.43

PCT188048

.188" x 48" Pultruded Carbon Tube
0.188"
.116"
48"
0.701 oz
$11.85
$10.47
$9.67
$9.09
$8.52

PCT188060

.188" x 60" Pultruded Carbon Tube
0.188"
.116"
60"
0.877 oz
$14.70
$12.98
$12.06
$11.25
$10.56

PCT196024

.196" x 24" Pultruded Carbon Tube
0.196"
.121"
24"
0.389 oz
$5.97
$5.28
$4.94
$4.59
$4.25

PCT196036

.196" x 36" Pultruded Carbon Tube
0.196"
.121"
36"
0.584 oz
$8.86
$7.82
$7.36
$6.78
$6.44

PCT196048

.196" x 48" Pultruded Carbon Tube
0.196"
.121"
48"
0.778 oz
$11.86
$10.48
$9.68
$9.10
$8.53

PCT196060

.196" x 60" Pultruded Carbon Tube
0.196"
.121"
60"
0.973 oz
$14.71
$12.99
$12.07
$11.26
$10.57

PCT210024

.210" x 24" Pultruded Carbon Tube- Limited quantities available
0.210"
.132"
24"
0.434 oz
$6.20
$5.51
$5.05
$4.71
$4.48

PCT210036

.210" x 36" Pultruded Carbon Tube - Temporarily Out of Stock
0.210"
.132"
36"
0.650 oz
$9.19
$8.16
$7.58
$7.12
$6.66
Out of Stock

PCT210048

.210" x 48" Pultruded Carbon Tube - Temporarily Out of Stock
0.210"
.132"
48"
0.866 oz
$12.30
$10.80
$10.11
$9.42
$8.85
Out of Stock

PCT210060

.210" x 60" Pultruded Carbon Tube - Temporarily Out of Stock
0.210"
.132"
60"
1.083 oz
$15.30
$13.58
$12.66
$11.74
$11.05
Out of Stock

PCT230024

.230" x 24" Pultruded Carbon Tube
0.230"
.137"
24"
0.530 oz
$6.57
$5.77
$5.42
$4.96
$4.73

PCT230036

.230" x 36" Pultruded Carbon Tube
0.230"
.137"
36"
0.794 oz
$9.67
$8.63
$8.06
$7.48
$7.02

PCT230048

.230" x 48" Pultruded Carbon Tube
0.230"
.137"
48"
1.058 oz
$12.87
$11.38
$10.57
$9.88
$9.31

PCT230060

.230" x 60" Pultruded Carbon Tube
0.230"
.137"
60"
1.323 oz
$16.08
$14.24
$13.21
$12.41
$11.60

PCT240024

.240" x 24" Pultruded Carbon Tube
0.240"
.150"
24"
0.579 oz
$6.72
$5.91
$5.56
$5.21
$4.86

PCT240036

.240" x 36" Pultruded Carbon Tube
0.240"
.150"
36"
0.867 oz
$9.95
$8.90
$8.22
$7.64
$7.17

PCT240048

.240" x 48" Pultruded Carbon Tube
0.240"
.150"
48"
1.157 oz
$13.33
$11.83
$11.01
$10.20
$9.62

PCT240060

.240" x 60" Pultruded Carbon Tube
0.240"
.150"
60"
1.446 oz
$16.70
$14.73
$13.68
$12.75
$11.94

PCT254024

.254" x 24" Pultruded Carbon Tube
0.254"
.158"
24"
0.600 oz
$6.78
$6.09
$5.63
$5.28
$4.94

PCT254036

.254" x 36" Pultruded Carbon Tube
0.254"
.158"
36"
0.901 oz
$10.23
$9.01
$8.39
$7.81
$7.35

PCT254048

.254" x 48" Pultruded Carbon Tube
0.254"
.158"
48"
1.200 oz
$13.56
$12.07
$11.15
$10.46
$9.77

PCT254060

.254" x 60" Pultruded Carbon Tube
0.254"
.158"
60"
1.501 oz
$17.03
$15.07
$13.92
$13.00
$12.20

PCT281024

.281" x 24" Pultruded Carbon Tube
0.281"
.180"
24"
0.763 oz
$8.17
$7.13
$6.67
$6.21
$5.87

PCT281036

.281" x 36" Pultruded Carbon Tube
0.281"
.180"
36"
1.144 oz
$12.53
$10.68
$9.99
$9.30
$8.72

PCT281048

.281" x 48" Pultruded Carbon Tube
0.281"
.180"
48"
1.526 oz
$16.22
$14.27
$13.35
$12.43
$11.62

PCT281060

.281" x 60" Pultruded Carbon Tube
0.281"
.180"
60"
1.907 oz
$20.12
$17.82
$16.55
$15.52
$14.48

PCT315024

.315" x 24" Pultruded Carbon Tube
0.315"
.236"
24"
0.739 oz
$9.56
$8.53
$7.95
$7.38
$6.92

PCT315036

.315" x 36" Pultruded Carbon Tube
0.315"
.236"
36"
1.109 oz
$14.38
$12.77
$11.85
$11.05
$10.36

PCT315048

.315" x 48" Pultruded Carbon Tube
0.315"
.236"
48"
1.478 oz
$19.08
$16.90
$15.75
$14.71
$13.79

PCT315060

.315" x 60" Pultruded Carbon Tube
0.315"
.236"
60"
1.848 oz
$23.90
$21.14
$19.65
$18.27
$17.12

PCT375024

.375" x 24" Pultruded Carbon Tube
0.375"
.290"
24"
0.926 oz
$10.23
$9.08
$8.39
$7.93
$7.35

PCT375036

.375" x 36" Pultruded Carbon Tube
0.375"
.290"
36"
1.390 oz
$15.42
$13.58
$12.66
$11.85
$11.05

PCT375048

.375" x 48" Pultruded Carbon Tube
0.375"
.290"
48"
1.853 oz
$20.46
$18.16
$16.78
$15.75
$14.71

PCT375060

.375" x 60" Pultruded Carbon Tube
0.375"
.290"
60"
2.317 oz
$25.52
$22.65
$21.04
$19.54
$18.39

PCT394024

.394" x 24" Pultruded Carbon Tube
0.394"
.288"
24"
1.195 oz
$12.99
$11.49
$10.69
$10.00
$9.31

PCT394036

.394" x 36" Pultruded Carbon Tube
0.394"
.288"
36"
1.792 oz
$19.43
$17.24
$15.98
$14.94
$14.02

PCT394048

.394" x 48" Pultruded Carbon Tube
0.394"
.288"
48"
2.390 oz
$25.97
$22.98
$21.26
$19.88
$18.61

PCT394060

.394" x 60" Pultruded Carbon Tube
0.394"
.288"
60"
2.987 oz
$32.42
$28.63
$27.02
$24.83
$23.34

PCT500024

.500" x 24" Pultruded Carbon Tube
0.500"
.402"
24"
1.290 oz
$17.90
$15.83
$14.74
$13.77
$12.91

PCT500036

.500" x 36" Pultruded Carbon Tube
0.500"
.402"
36"
1.933 oz
$26.86
$23.81
$22.09
$20.62
$19.28

PCT500048

.500" x 48" Pultruded Carbon Tube
0.500"
.402"
48"
2.578 oz
$35.75
$31.60
$29.41
$27.46
$25.73

PCT500060

.500" x 60" Pultruded Carbon Tube
0.500"
.402"
60"
3.222 oz
$44.65
$39.52
$36.72
$34.28
$32.08

PCT625SW024

.625" SW x 24" Pultruded Carbon Tube
0.625"
.425"
24"
3.446 oz
$33.80
$29.89
$27.71
$25.87
$24.26

PCT625SW036

.625" SW x 36" Pultruded Carbon Tube
0.625"
.425"
36"
5.171 oz
$50.58
$44.83
$41.61
$38.85
$36.44

PCT625SW048

.625" SW x 48" Pultruded Carbon Tube
0.625"
.425"
48"
6.894 oz
$67.51
$59.68
$55.43
$51.75
$48.53

PCT625SW060

.625" SW x 60" Pultruded Carbon Tube
0.625"
.425"
60"
8.618 oz
$84.29
$74.63
$69.34
$64.62
$60.61

PCT625024

.625" x 24" Pultruded Carbon Tube
0.625"
.515"
24"
2.125 oz
$25.26
$22.34
$20.75
$19.36
$18.16

PCT625036

.625" x 36" Pultruded Carbon Tube
0.625"
.515"
36"
3.187 oz
$37.92
$33.54
$31.14
$29.07
$27.26

PCT625048

.625" x 48" Pultruded Carbon Tube
0.625"
.515"
48"
4.250 oz
$50.57
$44.73
$41.54
$38.77
$36.34

PCT625060

.625" x 60" Pultruded Carbon Tube
0.625"
.515"
60"
5.312 oz
$63.16
$55.88
$51.89
$48.43
$45.41

PCT750024

.750" x 24" Pultruded Carbon Tube
0.750"
.540"
24"
4.355 oz
$33.92
$30.01
$27.94
$26.10
$24.49

PCT750036

.750" x 36" Pultruded Carbon Tube
0.750"
.540"
36"
6.531 oz
$35.00
$31.00
$28.00
$26.00
$24.00

PCT750048

.750" x 48" Pultruded Carbon Tube
0.750"
.540"
48"
8.709 oz
$46.00
$41.00
$38.00
$35.00
$33.00

PCT750060

.750" x 60" Pultruded Carbon Tube
0.750"
.540"
60"
10.886 oz
$84.91
$75.11
$69.70
$65.09
$60.95

Minimum Properties
Tensile Strength240 ksi / 1.65 GPa
Tensile Modulus19.5 msi / 134 GPa
Ultimate Shear Strength6.0 ksi / 41.3 Mpa
Ultimate Tensile Strain1.40%
Flexural Strength200 ksi / 1.37 GPa
Flexural Modulus18.5 msi / 127 GPa
Fiber Volume60%
Thermal Expansion Coefficient-0.1 ppm/cm3 / -0.2 ppm/°C
Density.054 lbs/in3 / 1.5 g/cm3
Diameter Tolerance+.005/-.005″
Glass Transition Temperature100° C
Matrix MaterialBisphenol Epoxy Vinyl Ester