OEM Factory for Bar Grates Metal - I Shape Plain And Serrated Steel Grating – Chengsen
OEM Factory for Bar Grates Metal - I Shape Plain And Serrated Steel Grating – Chengsen Detail:
I Type Steel Plate Surface Treatment
Hot galvanizing, cold galvanizing, painting, dipping rust oil, no treatment (general stainless steel without treatment).
I Type Steel Plate Production Method
I type steel plate is composed of load flat steel and horizontal bar arranged according to a certain spacing of longitude and latitude, using 200 tons of hydraulic resistance welding automation equipment welding into the original plate, after cutting, opening, rimming and other processes processed into customer requirements.
Steel Grating I Type, Bearing Bars At 30mm Pitch
Type |
Beam |
Flange |
Abdominal |
Flange |
Theory |
Load |
ClearSpan |
||||||||||||||
200 |
400 |
600 |
800 |
1000 |
1200 |
1400 |
1600 |
1800 |
2000 |
2200 |
2400 |
2600 |
2800 |
3000 |
|||||||
G757/30/50I |
75 |
7 |
4 |
12 |
126.1 |
U |
6460 |
1615 |
717 |
403 |
258 |
179 |
131 |
100 |
79 |
64 |
53 |
44 |
38 |
32 |
28 |
G757/30/100 I |
120.7 |
D |
0.09 |
0.37 |
0.83 |
1.47 |
2.3 |
3.31 |
4.5 |
5.88 |
7.47 |
9.25 |
11.26 |
13.3 |
15.89 |
18.11 |
20.99 |
||||
G657/30/50I |
65 |
7 |
4 |
10 |
110.1 |
U |
4862 |
1215 |
540 |
303 |
194 |
135 |
99 |
75 |
60 |
48 |
40 |
33 |
28 |
24 |
21 |
G657/30/100I |
104.8 |
D |
0.11 |
0.42 |
0.95 |
1.69 |
2.65 |
3.83 |
5.22 |
6.77 |
8.71 |
10.67 |
13.07 |
15.36 |
18.05 |
20.94 |
24.29 |
||||
G607/30/50I |
60 |
7 |
4 |
10 |
99.1 |
U |
4216 |
1054 |
468 |
263 |
168 |
117 |
86 |
65 |
52 |
42 |
34 |
29 |
24 |
21 |
18 |
G607/30/100I |
96.1 |
D |
0.11 |
0.46 |
1.03 |
1.83 |
2.86 |
4.13 |
5.65 |
7.31 |
9.4 |
11.62 |
13.85 |
16.81 |
19.29 |
22.82 |
25.97 |
||||
G557/30/501 |
55 |
7 |
4 |
8.5 |
90.3 |
U |
3502 |
875 |
389 |
218 |
140 |
97 |
71 |
54 |
43 |
35 |
28 |
24 |
20 |
17 |
|
G557/30/100I |
87.3 |
D |
0.13 |
0.5 |
1.13 |
2 |
3.15 |
4.53 |
6.17 |
8.03 |
10.29 |
12.82 |
15.11 |
18.44 |
21.32 |
24.55 |
|||||
G507/30/50I |
50 |
7 |
4 |
8 |
83.2 |
U |
2912 |
728 |
323 |
182 |
116 |
80 |
59 |
45 |
35 |
29 |
24 |
20 |
17 |
||
G507/30/100I |
80.2 |
D |
0.14 |
0.55 |
1.24 |
2.21 |
3.44 |
4.94 |
6.78 |
8.85 |
11.09 |
14.09 |
17.14 |
20.37 |
24.01 |
||||||
G505/30/50I |
50 |
5 |
3 |
8.5 |
62.8 |
U |
2085 |
521 |
231 |
130 |
83 |
57 |
42 |
32 |
25 |
20 |
17 |
14 |
|||
G505/30/100I |
59.8 |
D |
0.14 |
0.55 |
1.23 |
2.2 |
3.44 |
4.91 |
6.73 |
8.79 |
11.06 |
13.57 |
16.97 |
19.95 |
|||||||
G445/30/50I |
44 |
5 |
3 |
8 |
56.5 |
U |
1654 |
413 |
183 |
103 |
66 |
45 |
33 |
25 |
20 |
16 |
13 |
||||
G445/30/100I |
53.5 |
D |
0.16 |
0.62 |
1.4 |
2.5 |
3.92 |
5.56 |
7.59 |
9.86 |
12.71 |
15.6 |
18.7 |
||||||||
G385/30/50I |
38 |
5 |
3 |
7 |
49.9 |
U |
1246 |
311 |
138 |
77 |
49 |
34 |
25 |
19 |
15 |
12 |
|||||
G385/30/100I |
46.9 |
D |
0.18 |
0.73 |
1.64 |
2.89 |
4.51 |
6.52 |
8.93 |
11.64 |
14.82 |
18.22 |
|||||||||
G325/30/50I |
32 |
5 |
3 |
6 |
43.3 |
U |
884 |
221 |
98 |
55 |
35 |
24 |
18 |
13 |
10 |
||||||
G325/30/100I |
40.3 |
D |
0.21 |
0.86 |
1.94 |
3.44 |
5.37 |
7.68 |
10.74 |
13.35 |
16.6 |
||||||||||
G255/30/50I |
25 |
5 |
3 |
4.5 |
35.1 |
U |
544 |
136 |
60 |
34 |
21 |
15 |
11 |
||||||||
G255/30/100I |
32.1 |
D |
0.28 |
1.1 |
2.47 |
4.45 |
6.75 |
10.06 |
13.77 |
1. The even load walkway plate for a single person should be over 3.0KN/m2.
2. The even load walkway plate for a double-direction should be over 5.0KN/m2.
3. The even load walkway plate for many people should be over 7.5KN/m2.
Steel Grating I Style Bearing Bars At 40mm Pitch
Type |
Beam |
Flange |
Abdominal |
Flange |
Theory |
Load |
ClearSpan |
||||||||||||||
200 |
400 |
600 |
800 |
1000 |
1200 |
1400 |
1600 |
1800 |
2000 |
2200 |
2400 |
2600 |
2800 |
3000 |
|||||||
G6757/40/50 I |
75 |
7 |
4 |
12 |
101 |
U |
4845 |
1211 |
538 |
302 |
193 |
134 |
98 |
75 |
75 |
59 |
48 |
40 |
33 |
28 |
24 |
G757/40/100 I |
95.6 |
D |
0.09 |
0.37 |
0.83 |
1.47 |
2.29 |
3.31 |
4.49 |
5.89 |
5.89 |
7.44 |
9.27 |
11.35 |
13.33 |
15.66. |
18.16 |
||||
G657/40/50 I |
65 |
7 |
4 |
10 |
88.5 |
U |
3646 |
911 |
405 |
227 |
145 |
101 |
74 |
56 |
56 |
45 |
36 |
30 |
25 |
21 |
18 |
G657/40/100 I |
83.2 |
D |
0.11 |
0.42 |
0.95 |
1.69 |
2.64 |
3.83 |
5.21 |
6.75 |
6.75 |
8.72 |
10.68 |
13.1 |
15.54 |
18.1 |
21 |
||||
G607/40/50 I |
60 |
7 |
4 |
10 |
78.9 |
U |
3162 |
790 |
351 |
197 |
126 |
87 |
64 |
49 |
49 |
39 |
31 |
26 |
21 |
18 |
16 |
G607740/100 I |
75.9 |
D |
0.11 |
0.46 |
1.03 |
1.83 |
2.86 |
4.1 |
5.61 |
7.35 |
7.35 |
9.41 |
11.46 |
14.13 |
16.28 |
19.33 |
23.23 |
||||
G557/40/50 I |
55 |
7 |
4 |
8.5 |
71.9 |
U |
2626 |
656 |
291 |
164 |
105 |
72 |
53 |
41 |
41 |
32 |
26 |
21 |
18 |
15 |
|
G557/40/100 I |
68.9 |
D |
0.13 |
0.5 |
1.13 |
2.01 |
3.15 |
4.49 |
6.14 |
8.14 |
8.14 |
10.22 |
12.72 |
15.14 |
18.48 |
21.37 |
|||||
G507/40/50 I |
50 |
7 |
4 |
8 |
66.9 |
U |
2184 |
546 |
242 |
136 |
87 |
60 |
44 |
34 |
34 |
26 |
21 |
18 |
15 |
||
G507/40/100 I |
63.9 |
D |
0.14 |
0.55 |
1.24 |
2.2 |
3.45 |
4.95 |
6.74 |
8.93 |
8.93 |
11 |
13.62 |
17.18 |
20.42 |
||||||
G505/40/50 I |
50 |
5 |
3 |
8.5 |
50.4 |
U |
1564 |
391 |
173 |
97 |
62 |
43 |
31 |
24 |
24 |
19 |
15 |
12 |
|||
G50540/100 I |
47.4 |
D |
0.14 |
0.55 |
1.23 |
2.19 |
3.43 |
4.95 |
6.64 |
8.8 |
8.8 |
11.22 |
13.6 |
16.05 |
|||||||
G445/40/50I |
44 |
5 |
3 |
8 |
45.5 |
U |
1241 |
310 |
137 |
77 |
49 |
34 |
25 |
19 |
19 |
15 |
12 |
||||
G445/40/100I |
42.5 |
D |
0.16 |
0.62 |
1.4 |
2.49 |
3.88 |
5.61 |
7.68 |
10.01 |
10.01 |
12.73 |
15.64 |
||||||||
G385/40/50I |
38 |
5 |
3 |
7 |
40.3 |
U |
935 |
233 |
103 |
58 |
37 |
25 |
19 |
14 |
14 |
11 |
|||||
G38540/1001 |
37.3 |
D |
0.18 |
0.73 |
1.63 |
2.91 |
4.55 |
64 |
9.06 |
11.47 |
11.47 |
14.54 |
|||||||||
G325/40/50I |
32 |
5 |
3 |
6 |
35.1 |
U |
663 |
165 |
73 |
41 |
26 |
18 |
13 |
10 |
10 |
||||||
G325/40/100I |
32.1 |
D |
0.21 |
0.86 |
1.92 |
3.43 |
5.33 |
7.69 |
10.37 |
13.71 |
13.71 |
||||||||||
G255/40/50I |
25 |
5 |
3 |
4.5 |
28.7 |
U |
408 |
102 |
45 |
25 |
16 |
11 |
8 |
||||||||
G255/40/100 I |
25.8 |
D |
0.28 |
1.1 |
2.47 |
4.36 |
6.86 |
9.86 |
13.41 |
Notes:
1. U: safe and uniformly distributed load, KN/m2.
2. D: the maximum deflection corresponding to the listed safe load.
3. Theoretical weight is the weight of 1m length of hot dipped galvanized grating.
Product detail pictures:








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