Steel Grating forge weld metal grating
Steel grating also named bar grating.
The grating is with a square grid in the middle, composed by flat bearing bar and cross roun bar. mainly used as gutter cover, Steel structure platform walkway, steps of steel ladder, etc.
The steel grating is generally made of carbon steel, and the surface is hot-dip galvanized, which can prevent oxidation. It can also be made of stainless steel, aluminum steel.
According to the welding method, it can be divided into: machine forge welding type and handmade manual welding type.
According to surface of the loaded flat steel, it can be divided into: flat type, tooth type and "I" type.
According to its purpose, it can be divided into: trench cover, platform walkway, stair treads.
According to its mateiral, it can be divided into: midl steel, aluminum, stainless steel.
Type |
Width mm |
Thick mm |
KG/m |
Clear Span mm |
|
200 |
400 |
600 |
800 |
1000 |
1200 |
1400 |
G505/30/50 |
50 |
5 |
80.9 |
U |
2361 |
590 |
262 |
147 |
94 |
65 |
48 |
D |
0.14 |
0.55 |
1.24 |
2.2 |
3.45 |
4.97 |
6.82 |
G505/30/100 |
77.9 |
C |
236 |
118 |
78 |
59 |
47 |
39 |
33 |
D |
0.11 |
0.44 |
0.99 |
1.77 |
2.77 |
3.99 |
5.39 |
G455/30/50 |
45 |
5 |
73.4 |
U |
1912 |
478 |
212 |
119 |
76 |
53 |
39 |
D |
0.15 |
0.61 |
1.38 |
2.45 |
3.83 |
5.56 |
7.62 |
G455/30/100 |
70.4 |
C |
191 |
95 |
63 |
47 |
38 |
31 |
27 |
D |
0.12 |
0.49 |
1.09 |
1.94 |
3.07 |
4.35 |
6.06 |
G355/30/50 |
35 |
5 |
58.4 |
U |
1156 |
289 |
128 |
72 |
46 |
32 |
23 |
D |
0.2 |
0.79 |
1.77 |
3.16 |
4.94 |
7.17 |
9.61 |
G355/30/100 |
55.4 |
C |
115 |
57 |
38 |
28 |
23 |
19 |
16 |
D |
0.16 |
0.62 |
1.4 |
2.46 |
3.97 |
5.7 |
7.69 |
G255/30/50 |
25 |
5 |
43.4 |
U |
590 |
147 |
65 |
36 |
23 |
16 |
12 |
D |
0.28 |
1.1 |
2.47 |
4.35 |
6.82 |
9.92 |
13.9 |
G255/30/100 |
40.4 |
C |
59 |
29 |
19 |
14 |
11 |
9 |
8 |
D |
0.22 |
0.87 |
1.98 |
3.39 |
5.25 |
7.5 |
10.71 |
Grating Type: Plain steel grating.
Bearing bar space optional size: 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm.
Bearing bar thickness: 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm.
Cross bar size: ø5mm, ø6mm, ø7mm, ø8mm, ø12mm, ø10mm.
Cross bar space optional size: ø40mm, ø50mm, ø60mm, ø80mm, ø100mm.
Welding method: Machine forge welding or manual hand-made welding.
Usage: Flooring walkway, drain cover, stair treads grating.
Surface treatment: Black bare metal or hot dipped galvanized or powder coating.
Max size: 8M long
Grating Type: Serrated steel grating.
Bearing bar space optional size: 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm.
Bearing bar thickness: 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm.
Cross bar size: ø5mm, ø6mm, ø7mm, ø8mm, ø12mm, ø10mm.
Cross bar space optional size: ø40mm, ø50mm, ø60mm, ø80mm, ø100mm.
Welding method: Machine forge welding or manual hand-made welding.
Usage: Flooring walkway, drain cover, stair treads grating.
Surface treatment: Black bare metal or hot dipped galvanized or powder coating.
Max size: 8M long
Grating Type: steel grating with checkered plate.
Bearing bar space optional size: 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 70mm, 80mm, 90mm, 100mm.
Bearing bar thickness: 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm.
Cross bar size: ø5mm, ø6mm, ø7mm, ø8mm, ø12mm, ø10mm.
Cross bar space optional size: ø40mm, ø50mm, ø60mm, ø80mm, ø100mm.
Checkered plate thickness: 2mm, 3mm, 4mm, 5mm, 6mm.
Welding method: Machine forge welding or manual hand-made welding.
Usage: Flooring walkway, drain cover, stair treads grating.
Surface treatment: Black bare metal or hot dipped galvanized or powder coating.
Swage-locked grating |
I type grating |
Press-locked grating |
Installation Instructions
Steel grating is installed with steel supports by clips as blow:


Hebei Weijia Metal Mesh Co., Ltd
Hebei Weijia Metal Mesh Co., Ltd. is located in Hebei Province. It is a high-tech enterprise integrating scientific research, development, production, sales and after-sales service. The main products and services include: Isolation and protection systems for highways, railways, airports, and prisons; Mountain slope protection and collapse disaster management systems; Snow and sand damage management systems; Wind and dust suppression systems for industrial and mining enterprises; Steel grating series, metal mesh series, sieving mesh series and metal components, etc.
The company has more than 150 employees, more than 20 professional and technical personnel, and has an efficient organizational structure. The shareholding system reform has been completed, a trade union committee has been established, and it has been successfully listed on the regional equity market of the Shijiazhuang Equity Exchange.
