Hot Rolled Steel Channel
*STANDARD:GB/T 706
*GRADE:SQ235,Q355
*Surface:Black, Galvanized,Painted,Blasted
*Applications:Construction material
Structural parts
Automobiles
Ships
*Sizes&Weights:
| SIZES | SECTIONS | |||||||
|---|---|---|---|---|---|---|---|---|
| h | b | d | t | r | r1 | |||
| （mm） | (cm2) | (kg/m) | ||||||
| 5 | 50 | 37 | 4.5 | 7 | 7 | 3.5 | 6.925 | 5.44 |
| 6.3 | 63 | 40 | 4.8 | 7.5 | 7.5 | 3.8 | 8.446 | 6.63 |
| 6.5 | 65 | 40 | 4.3 | 7.5 | 7.5 | 3.8 | 8.292 | 6.51 |
| 8 | 80 | 43 | 5 | 8 | 8 | 4 | 10.24 | 8.04 |
| 10 | 100 | 48 | 5.3 | 8.5 | 8.5 | 4.25 | 12.74 | 10 |
| 12 | 120 | 53 | 5.5 | 9 | 9 | 4.5 | 15.36 | 12.1 |
| 12.6 | 126 | 53 | 5.5 | 9 | 9 | 4.5 | 15.69 | 12.3 |
| 14a | 140 | 58 | 6 | 9.5 | 9.5 | 4.8 | 18.51 | 14.5 |
| 14b | 60 | 8 | 21.31 | 16.7 | ||||
| 16a | 160 | 63 | 6.5 | 10 | 10 | 5 | 21.95 | 17.2 |
| 16b | 65 | 8.5 | 25.15 | 19.8 | ||||
| 18a | 180 | 68 | 7 | 10.5 | 10.5 | 5.2 | 25.69 | 20.2 |
| 18b | 70 | 9 | 29.29 | 23 | ||||
| 20a | 200 | 73 | 7 | 11 | 11 | 5.5 | 28.83 | 22.6 |
| 20b | 75 | 9 | 32.83 | 25.8 | ||||
| 22a | 220 | 77 | 7 | 11.5 | 11.5 | 5.8 | 31.83 | 25 |
| 22b | 79 | 9 | 36.23 | 28.5 | ||||
| 24a | 240 | 78 | 7 | 12 | 12 | 6 | 34.21 | 26.9 |
| 24b | 80 | 9 | 39.01 | 30.6 | ||||
| 24c | 82 | 11 | 43.81 | 34.4 | ||||
| 25a | 250 | 78 | 7 | 12 | 12 | 6 | 34.91 | 27.4 |
| 25b | 80 | 9 | 39.91 | 31.3 | ||||
| 25c | 82 | 11 | 44.91 | 35.3 | ||||
| 27a | 270 | 82 | 7.5 | 12.5 | 12.5 | 6.2 | 39.27 | 30.8 |
| 27b | 84 | 9.5 | 44.67 | 35.1 | ||||
| 27c | 86 | 11.5 | 50.07 | 39.3 | ||||
| 28a | 280 | 82 | 7.5 | 12.5 | 12.5 | 6.2 | 40.02 | 31.4 |
| 28b | 84 | 9.5 | 45.62 | 35.8 | ||||
| 28c | 86 | 11.5 | 51.22 | 40.2 | ||||
| 30a | 300 | 85 | 7.5 | 13.5 | 13.5 | 6.8 | 43.89 | 34.5 |
| 30b | 87 | 9.5 | 49.89 | 39.2 | ||||
| 30c | 89 | 11.5 | 55.89 | 43.9 | ||||
| 32a | 320 | 88 | 8 | 14 | 14 | 7 | 48.5 | 38.1 |
| 32b | 90 | 10 | 54.9 | 43.1 | ||||
| 32c | 92 | 12 | 61.3 | 48.1 | ||||
| 36a | 360 | 96 | 9 | 16 | 16 | 8 | 60.89 | 47.8 |
| 36b | 98 | 11 | 68.09 | 53.5 | ||||
| 36c | 100 | 13 | 75.29 | 59.1 | ||||
| 40a | 400 | 100 | 10.5 | 18 | 18 | 9 | 75.04 | 58.9 |
| 40b | 102 | 12.5 | 83.04 | 65.2 | ||||
| 40c | 104 | 14.5 | 91.04 | 71.5 |
Grade Q235 is commercial quality, that similar to A36,S235,SS400 ect
Grade Q355 is high strength quality,that similar to S355,SS540 ect.
Chemical Compostion for Q235:
C 0.14~0.22%
Mn 0.30~0.65
Si ≤0.30
S ≤0.050
P ≤0.045
Tensile Strength for Q235:375-500Mpa
For more details,pls contact with us.
Reviews
There are no reviews yet.