Hot Sale Frp Grating Stair Treads - High Quality FRP GRP Pultruded Grating – WellGrid
Hot Sale Frp Grating Stair Treads - High Quality FRP GRP Pultruded Grating – WellGrid Detail:
FRP Pultruded Grating Availability
No. |
Type |
Thickness (mm) |
Open area (%) |
Bearing Bar Dimensions (mm) |
Center line distance |
Weight (kg/m2) |
||
Height |
Width top |
Wall thickness |
||||||
1 |
I-4010 |
25.4 |
40 |
25.4 |
15.2 |
4 |
25.4 |
18.5 |
2 |
I-5010 |
25.4 |
50 |
25.4 |
15.2 |
4 |
30.5 |
15.8 |
3 |
I-6010 |
25.4 |
60 |
25.4 |
15.2 |
4 |
38.1 |
13.1 |
4 |
I-4015 |
38.1 |
40 |
38.1 |
15.2 |
4 |
25.4 |
22.4 |
5 |
I-5015 |
38.1 |
50 |
38.1 |
15.2 |
4 |
30.5 |
19.1 |
6 |
I-6015 |
38.1 |
60 |
38.1 |
15.2 |
4 |
38.1 |
16.1 |
7 |
T-1810 |
25.4 |
18 |
25.4 |
41.2 |
4 |
50.8 |
14.0 |
8 |
T-3310 |
25.4 |
33 |
25.4 |
38.1 |
4 |
50.8 |
12.2 |
9 |
T-3810 |
25.4 |
38 |
25.4 |
38.1 |
4 |
61 |
11.2 |
10 |
T-3320 |
50.8 |
33 |
50.8 |
25.4 |
4 |
38.1 |
19.5 |
11 |
T-5020 |
50.8 |
50 |
50.8 |
25.4 |
4 |
50.8 |
15.2 |
Loading Table
FRP Pultruded Grating Loading Table
Pultruded Grating T-3310
Pultruded I-5010
Pultruded Grating I-5015
Pultruded Grating T-3320
Pultruded Grating T-3310
span |
Line load (kg/m) |
Recommended max. load |
Ultimate load |
||||
149 |
373 |
745 |
1148 |
1490 |
|||
457 |
0.36 |
0.86 |
1.72 |
2.58 |
3.45 |
1720 |
8600 |
610 |
0.79 |
1.94 |
3.89 |
5.81 |
7.75 |
1286 |
6430 |
914 |
2.41 |
6.01 |
– |
– |
– |
840 |
4169 |
1219 |
5.38 |
13.60 |
– |
– |
– |
602 |
3010 |
span |
Uniform load (kg/m2) |
Recommended max. load |
Ultimate load |
||||
488 |
1220 |
2440 |
3660 |
4880 |
|||
457 |
0.32 |
0.98 |
1.62 |
2.26 |
3.25 |
7520 |
37620 |
610 |
0.99 |
2.28 |
4.86 |
6.80 |
9.70 |
4220 |
21090 |
914 |
4.51 |
– |
– |
– |
– |
1830 |
9160 |
1219 |
– |
– |
– |
– |
– |
– |
– |
Pultruded I-5010
span |
Line load (kg/m) |
Recommended max. load |
Ultimate load |
||||
149 |
373 |
745 |
1148 |
1490 |
|||
457 |
– |
– |
2.54 |
3.59 |
4.80 |
2760 |
13800 |
610 |
– |
1.90 |
4.08 |
6.05 |
8.15 |
2150 |
10760 |
914 |
2.25 |
5.71 |
11.70 |
17.50 |
23.25 |
1436 |
7180 |
1219 |
5.05 |
12.70 |
25.60 |
38.20 |
50.98 |
1070 |
5368 |
span |
Uniform load (kg/m2) |
Recommended max. load |
Ultimate load |
||||
488 |
1220 |
2440 |
3660 |
4880 |
|||
457 |
0.50 |
1.60 |
2.65 |
3.80 |
4.57 |
12100 |
60520 |
610 |
1.26 |
3.13 |
5.30 |
7.37 |
10.40 |
7080 |
35430 |
914 |
4.56 |
13.10 |
– |
– |
– |
3140 |
15716 |
1219 |
13.68 |
– |
– |
– |
– |
1760 |
8809 |
Pultruded Grating I-5015
span |
Line load (kg/m) |
Recommended max. load |
Ultimate load |
||||
149 |
373 |
745 |
1148 |
1490 |
|||
457 |
– |
0.50 |
0.99 |
1.50 |
1.75 |
4370 |
21856 |
610 |
0.26 |
0.89 |
1.50 |
2.30 |
3.28 |
3280 |
16400 |
914 |
0.74 |
1.90 |
3.80 |
5.55 |
7.60 |
2116 |
10580 |
1219 |
1.76 |
4.18 |
8.36 |
12.46 |
16.48 |
1514 |
7570 |
span |
Uniform load (kg/m2) |
Recommended max. load |
Ultimate load |
||||
488 |
1220 |
2440 |
3660 |
4880 |
|||
457 |
0.25 |
0.64 |
1.02 |
1.40 |
2.00 |
19100 |
95560 |
610 |
0.5 |
1.27 |
2.18 |
2.94 |
4.04 |
10780 |
53900 |
914 |
1.78 |
4.56 |
7.66 |
10.68 |
15.20 |
4630 |
23168 |
1219 |
4.56 |
12.60 |
– |
– |
– |
2490 |
12460 |
Pultruded Grating T-3320
span |
Line load (kg/m) |
Recommended max. load |
Ultimate load |
||||
149 |
373 |
745 |
1148 |
1490 |
|||
457 |
– |
– |
– |
– |
– |
– |
– |
610 |
– |
– |
0.51 |
0.74 |
1.06 |
3375 |
16876 |
914 |
– |
0.62 |
1.28 |
1.76 |
2.30 |
1500 |
7498 |
1219 |
0.49 |
1.27 |
2.26 |
3.52 |
4.82 |
845 |
4228 |
span |
Uniform load (kg/m2) |
Recommended max. load |
Ultimate load |
||||
488 |
976 |
2440 |
3660 |
4880 |
|||
457 |
– |
– |
– |
– |
– |
– |
– |
610 |
– |
0.38 |
0.50 |
0.64 |
1.000 |
11080 |
55400 |
914 |
0.52 |
1.16 |
1.90 |
2.68 |
3.80 |
7380 |
36900 |
1219 |
1.28 |
3.40 |
5.70 |
8.12 |
11.66 |
5570 |
27861 |
Notes: 1, Safety factor is 5; 2, Ultimate load is the grating break load; 3, This table is only for information, resins and grating surfaces influence the grating loading property. |
FRP Pultruded Grating Surface
Real |
Surface |
Service |
Corrugated surface (No grit) |
Anti-skid, easy clean |
|
Grit surface |
Anti-skid and good abrasion (The grit could be fine, middle and coarse) |
|
Smooth surface |
Free clean, contaminant non stay |
|
Chequer cover surface |
Anti-skid, easy clean, odour isolation |
|
Grit cover surface |
Anti-skid, good abrasion (The grit could be fine, middle and coarse), odour isolation |
Standard Resin Systems
ONFR |
Polyester resin system, Good corrosion resistance, Non fire resistance; |
OFR |
Polyester resin system, Good corrosion resistance, Fire resistance ASTM E-84 Class 1; |
ISOFR |
Premium grade Isophthalic Polyester resin system, excellent corrosion resistance, Fire resistance ASTM E-84 Class 1; |
VEFR |
Vinyl Ester resin system, Maximum corrosion resistance, Fire resistance ASTM E-84 Class 1; |
PHE |
Phenolic resin system, High temperature service, Low flame spread index, low smoke developed index and low toxicity. |
Chemical Properties
FRP Pultruded Grating Chemical Properties Guide:
Chemicals |
Concentration |
Maximum service temperature |
||
Vinyl ester resin |
Iso resin |
Ortho resin |
||
Acetic acid |
50 |
82 |
30 |
20 |
Chromic acid |
20 |
38 |
No |
No |
Nitric acid |
5 |
70 |
48 |
25 |
Phosphoric acid |
85 |
100 |
65 |
No |
Sulfuric acid |
25 |
100 |
52 |
20 |
Hydrochloric acid |
<10 |
100 |
52 |
No |
20 |
90 |
38 |
No |
|
37 |
65 |
No |
No |
|
Hydrotropic acid |
25 |
93 |
38 |
No |
Lactic acid |
100 |
100 |
52 |
40 |
Benzoic acid |
All |
100 |
65 |
—— |
Aluminum hydroxide |
All |
82 |
45 |
No |
Aqueous ammonia |
28 |
52 |
30 |
No |
Sodium hydroxide |
10 |
65 |
20 |
No |
25 |
65 |
No |
No |
|
50 |
70 |
No |
No |
|
Ammonium sulfate |
All |
100 |
60 |
50 |
Ammonium chloride |
All |
100 |
82 |
60 |
Ammonium bicarbonate |
All |
52 |
No |
No |
Copper chloride |
All |
100 |
65 |
60 |
Copper cyanide |
All |
100 |
No |
No |
Ferric chloride |
All |
100 |
65 |
60 |
Ferrous chloride |
All |
100 |
60 |
50 |
Manganese sulfate |
All |
100 |
65 |
45 |
Sodium cyanide |
All |
100 |
—— |
—— |
Potassium nitrate |
All |
100 |
65 |
40 |
Zinc sulfate |
All |
100 |
65 |
45 |
potassium nitrate |
100 |
100 |
65 |
40 |
Potassium dichromate |
100 |
100 |
60 |
40 |
Ethylene glycol |
100 |
100 |
65 |
40 |
Propylene glycol |
100 |
100 |
65 |
40 |
Gasoline |
100 |
80 |
60 |
35 |
Glucose |
100 |
100 |
38 |
No |
Glycerin |
100 |
100 |
65 |
60 |
Hydrogen peroxide |
30 |
38 |
— |
— |
Dry chlorine gas |
100 |
82 |
38 |
No |
Wet chlorine gas |
All |
82 |
No |
No |
Vinegar |
100 |
100 |
65 |
30 |
Distilled water |
100 |
93 |
60 |
25 |
fresh water |
100 |
100 |
70 |
40 |
Note: the “All” in concentration column refers to the chemical is saturated in water; and the “100” refers to pure chemicals. |
Product detail pictures:
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Our aim would be to fulfill our shoppers by offering golden company, very good value and good quality for Hot Sale Frp Grating Stair Treads - High Quality FRP GRP Pultruded Grating – WellGrid , The product will supply to all over the world, such as: Swansea, Slovak Republic, Malaysia, With well educated, innovative and energetic staff, we are responsible for all elements of research, design, manufacture, sale and distribution. By studying and developing new techniques, we are not only following but also leading fashion industry. We listen attentively to the feedback from our customers and provide instant replies. You will instantly feel our professional and attentive service.
By Heloise from Colombia - 2017.11.01 17:04
The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
By Molly from Italy - 2018.10.31 10:02