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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