Angles

Channels

Round Tubes

Square Tubes

Round Rods

40×40×5

50×50×6

100×100×10

125×125×12

50×30×5

80×30×4

100×35×5

200×50×10

φ8×2.5

φ10×2.5

φ12×2.5

φ18×3

φ25×3

φ40×3

25×25×3

38×38×3

50×50×6

60×60×4.5

φ3 φ12

φ4 φ16

φ6 φ18

φ8 φ20

φ10 φ25

Item

Unit

Pultruded production

Steel

Aluminum

Rigid polyvinyl chloride

Beam

Bar

Proportion

1.7~1.9

1.8~2.1

7.8

2.7

1.4

Tensile strength

LW

Mpa

350~550

600~700

340~500

70~280

39~63

CW

30~70

Tensile modulus

LW

Mpa

22000~30000

25000~40000

210000

70000

2500~4200

CW

5000~7000

Flexural strength

LW

Mpa

250~500

600~900

CW

70~180

340~450

70~280

56~105

Compressive strength

LW

Mpa

300~500

400~500

450

63~77

CW

100~150

Shear strength

LW

Mpa

140~180

180~200

380

70~90

CW

50~70

withstand voltage

Sec

100~120

Remark:  LW    Portrait

           CW   Landscape

withstand arc

Kv/mm

6~12

Dielectric constant

105

106

107

4.7~5.2

4.5~5.1

4.3~4.7