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Pultruded FRP grating is made up of pultruded shape "I" or "T",They are a specially processed shee-like material with great many of blanks. They are widely used as structure material in petroleum,chemical,power,ocean exploration, electric plating,marine,waste water treatment industries and even used as work platform,equipment table ,staircase steps,under ground drainage covers and brige passages.
Sizes of Pultruded FRP Gratings
Type |
Open area |
Unit Weight |
1"I-40 |
40% |
15.7kg/m2 |
1"I-50 |
50% |
13.6kg/m2 |
1.5"I-50 |
50% |
22.2kg/m2 |
1.5"I-60 |
60% |
18.2kg/m2 |
Load and deflection of 1.5"I-60 pultruded FRP grating
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
450 |
c |
1025 |
2050 |
3461 |
4822 |
6182 |
7542 |
10920 |
¡÷c |
0.61 |
1.22 |
2.06 |
2.87 |
3.68 |
4.49 |
6.5 |
750 |
c |
369 |
728 |
1362 |
2267 |
3630 |
5455 |
9044 |
¡÷c |
0.71 |
1.10 |
2.62 |
4.36 |
6.98 |
10.19 |
17.39 |
1050 |
c |
193 |
581 |
1217 |
1465 |
2434 |
4005 |
8203 |
¡÷c |
0.91 |
1.74 |
4.6 |
6.91 |
11.48 |
18.99 |
38.69 |
1350 |
c |
183 |
381 |
769 |
953 |
1427 |
2382 |
7444 |
¡÷c |
1.83 |
3.81 |
7.69 |
9.53 |
14.27 |
23.82 |
74.77 |
1500 |
c |
207 |
414 |
622 |
829 |
1038 |
2024 |
62.3 |
¡÷c |
2.59 |
5.18 |
7.77 |
10.36 |
12.98 |
25.93 |
77.54 |
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