China Supplier Steel Bar Grating Stair Treads - I Shape Plain And Serrated Steel Grating – Chengsen
China Supplier Steel Bar Grating Stair Treads - 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:
Related Product Guide:
We've our have sales staff, style and design staff, technical crew, QC team and package workforce. We've strict excellent control procedures for each system. Also, all of our workers are experienced in printing field for China Supplier Steel Bar Grating Stair Treads - I Shape Plain And Serrated Steel Grating – Chengsen , The product will supply to all over the world, such as: Armenia, Greece, Greece, Now, with the development of internet, and the trend of internationalization, we have decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.
By Wendy from San Diego - 2018.02.08 16:45
The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
By Nana from Singapore - 2017.09.16 13:44