Hot Dip Galvanized Grating
Hot Dip Galvanised Steel Bar Grating Panels - ASTM A36 or Q235B
Hot DIP galvanized steel grating has three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements.
1.Standard mild steel grating panels 6 m × 1 m
- Dimensions: 6 m × 1 m panels.
- Pitch size: 30 mm × 50 mm.
- Load bearing bars: 30 mm ×3 mm.
- Cross bars: 15 mm × 3 mm.
- Coating: 85 micron hot deep galvanized.
- With fixing clamps all types.
2.Galvanised grating 6m × 1m section 25 × 5 mm
- Electro forged – wire twist.
- Galva. mesh 30 × 94 notch 70 microns.
3.Hot dip galvanised steel gratings - B404/41/50SG
- B404/41/50SG open end.
- BB: 40 × 4 mm, CB: 6 mm twisted, mesh: 41.275 × 50 mm.
- Panel: 5850 × 913 mm.
- Serrated.
4.Hot dip galvanised steel gratings - B355/41/50SG
- B355/41/50SG open end.
- BB: 35 × 5 mm, CB: 6 mm twisted, mesh: 41.275 × 50 mm.
- Panel: 5850 × 913 mm.
- Serrated.
5.Hot dip galvanised steel gratings - B354/41/50SG
- B354/41/50SG open end.
- BB: 35 × 4 mm, CB: 6 mm twisted, mesh: 41.275 × 50 mm.
- Panel: 5850 × 913 mm.
- Serrated.
6.Hot dip galvanised steel gratings - B254/41/50SG
- B254/41/50SG open end.
- BB: 25 × 4 mm, CB: 6 mm twisted, mesh: 41.275 × 50 mm.
- Panel: 5850 × 913 mm.
- Serrated.
7.Grating anti-slippery CS 50 mm × 5 mm 8 mm
Grating, surface anti-slippery (anti-skid), material carbon steel, material standard ASTM A 1011 CS TYPE B, TYPE G2, manufacturing standard ANSI/NAA MM 531, plate dimension (high × thick) 50 mm × 5 mm, grating dimension (width × long) 910 mm × 3050 mm, separation inter plate 30 mm, separation inter bar 50 mm, bar diameter 8 mm, coating galv/cal 600gzn/m2, ASTM 123.
8.G.I grating ASTM A36 600 mm wide × 6 mtr. Long
- Size: 40 × 5 mm thick flat bar (non-serrated type) with standard cross bar.
- Pitch: 30 × 100 mm.
- Grade: ASTM A36.
- Finish: hot dip galvanized at 80 microns.
9.GI grating 110 mm × 45 mm hole
- Size: 25 mm × 2.50 mm - flat bar thickness.
- Hole Size: 110 mm × 45 mm.
- Standard Width: 900 mm.
- Length: 5950 mm.
- Weight: 68 kgs/Mtr.
10.Q235 I-bar hot dip galvanised steel grating
- Spec: I-bar grating, size: 508 mm(W) × 995 mm(L), Q235 materials.
- Bearing bar height: 55 mm × 494 mm length.
- Bearing bar pitch: 35.3 mm.
- Bearing bar: 7 mm (top & end) / 4 mm (belly).
- Cross bar 8 mm × 8 mm × 995 mm length, pitch 100 mm center, 5pcs/grating.
- End Plate, flat bar, 7 mm × 55 mm (Height) × 995 mm Length.
- Hot dip galvanizing.
- Packing: bundle/wood pallet.
11.Hot dip galvanized steel grating serrated to BS 4592
- STM-GSGR-001.
- Hot dip galvanized serrated to BS 4592.
- Size 19 ft × 3 ft, rectangular pattern with hexagonal or square twisted cross bars.
- Size of bearing bars: 40 mm × 5 mm serrated.
- Spacing between bearing bars: 30 mm, connected together with 8 mm hexagonal twisted rod every 100 mm.
- Top surface of bearing bars shall be serrated.
- Grating panels shall be hot dip galvanized of minimum 460 gm/m2.
- Grating suitable for max. span 67" for 1/4" deflection under uniform work in load of 6.6 kn/m2.
- The grating bar shall be closed end.
12.Grating bar hot dip galvanized plain surface
- Size: 100cm W × 160 cm L.
- Bar Gratings.
- Plain surface, banded on both ends.
- Flat bar size: 25 mm × 5 mm.
- Load bar spacing: 30 mm.
- Twist road spacing: 100 mm.
- Load bar span: 1600 mm.
- Width: 995 mm.
- Surface treatment: hot dip galvanised.
13.ASTM A36 galvanized bar gratings open type
- Material: ASTM A36, galvanized open type grating 25 × 5 mm, bearing bars spaced at 30 mm.
- With non-skid cross bars (dia: 9.5 mm) at 100 mm pressure in rectangular pattern.
- Hot-dip galvanized ST37 Steel grating
- Bearing bar pitch: 34 mm.
- Cross bar pitch: 34 mm.
- Cross bar thickness: 5 mm.
- Bearing bar thickness: 4 mm.
- Height: 50 mm.
- 6000 mm × 1000 mm grating panels.
14.Galvanized steel grating, surface anti-slippery (anti-skid)
- Material carbon steel, material standard ASTM A 1011 CS Type B.
- Plate dimension (high × thick) 1-1/4 × 3/16 in.
- Grating dimension (width × long) 36 × 120 in.
- Separation inter plate 1-3/16 in.
- Separation inter bar 4 in, bar diameter 1/4 in.
- Coating galvanized ASTM A123 605gm/m2.
15.Grating, surface smooth, material carbon steel
- Material standard ASTM A 1011 CS type B.
- Manufacturing standard ANSI/NAA MM MBG-531.
- Plate dimension (high × thick) 1 × 3/16 in.
- Grating dimension (width × long) 24 × 120 in.
- Separation inter plate 1-3/16 in.
- Separation inter bar 4 in, bar diameter 1/4 in.
- Coating galvanized, ASTM A 123 605 gm/m2.
16.Grating, material steel grill, type panoramic, sawtooth design
- Plate dimension (high × thick) 25 × 3 mm.
- Grating dimension (width × long) 170 × 247.5 cm.
- Separation inter plate 60 mm, separation inter bar 130 mm.
- Coating galvanized.
17.Galvanized Steel grating - carbon steel ASTM A36
- Materials: carbon steel ASTM A36.
- Coating: galvanized.
- Horizontal width: 1020 mm.
- Longitude length: 6000 mm.
- Height: 20 mm.
- Thickness: 3 mm.
- Spacing of vertical bar: 30 mm.
- Pacing of cross bar: 60 mm
- Twisted bar diameter: 6 mm.
- Hot dip galvanized grating Q235B, 30 × 100 mm mesh
- Material: Q235B.
- Mesh: 30 × 100 mm.
- Bearing bar: 30 × 5.
- Heavy Grade galvanised Gratings - 41 × 100 mm mesh
- Hot dip galvanised gratings, heavy grade.
- 30 × 5 mm bearing bar.
- 6 mm square twisted cross bar.
- Mesh: 41 × 100 mm.
- Panel size: 1mtr × 6mtr.
- Material: A36/S 275 JR.
- HDG to BS729 OR BS EN 1461.
18.Hot dip galvanised gratings, heavy grade - 30 × 50 mm mesh
- 30 × 5 mm bearing bar.
- 6 mm square twisted cross bar.
- Mesh: 30 × 50 mm.
- Panel size: 1mtr × 6mtr.
- Material: A36/S 275 JR.
- HDG to BS729 OR BS EN 1461.
- Galvanizing coated grating - 41 × 100 mm mesh
- Size: 6000 mm × 1000 mm.
- Frame bar: 30 × 3 mm.
- Bearing bar: 3 × 3 mm C/C 41 mm.
- Cross bar: 6 mm SQ twisted C/C 100.
- Finish: hot dip galvanizing.
- HDG steel grating
- Type G35 × 3/40/50, size 5800 × 1003 with closed ends.
- Type G35 × 3/30/40, size 5800 × 1003 with closed ends.
19.Grating mild steel hot dip galvanize ASTMA123
- Length = 6000 mm.
- Width = 1000 mm.
- Bearing bar = 25 mm × 3 mm.
- Cross bar = 5-6 mm twisted rod.
- Bearing pitch = 60 mm ( center to center).
- Cross bar pitch = 100 mm ( center to center).
- No serrated surface, mild steel JISG3101, finishing W/hot dip galvanize ASTMA123.
20.HDG MS Gratings: 2000 mm Long × 500 mm wide
- Main Bar: M. S. Flat – 40 × 5 mm
- Cross Bar: M. S. Flat – 25 × 5 mm
- Spacing between main bars – 30 mm c/c.
- Spacing between cross bars – 100 mm c/c.
- All steel materials shall confirm to A36.
Hot Dip Galvanized Steel Grating

Grating HDG - Steel structural materials for replacing scaffold by maintenance platform
GRATING MATERIALS for Work and Maintenance Platforms
| HDG GRATING FOR MAINTENANCE PLATFORMS | ||
| CLASS - GRADE | DESCRIPTION | |
| ASTM A36 | CS Plate 3/8" (10 mm) THK. 4ft x 8 ft | |
| ASTM A36 | CS Plate 5/8" (15 mm) THK. 4ft x 8 ft | |
| ASTM A36 | L65x65x6, HDG, 20' EA | |
| ASTM A36 | Flat Bar 4"x1/4" HDG, 20' EA | |
| ASTM A36 | Flat Bar 1"x1/4" HDG, 20' EA | |
| ASTM A36 | Flat Bar 2"x1/2" HDG, 20' EA | |
| ASTM A36 | Flat Bar 2"x1/4" HDG, 20' EA | |
| ASTM A36 | Carbon Steel ROD 3/4" RB20, 20' EA | |
| ASTM A325 | Grating HDG, 1.1/4" (32 mm.) x 3/16" THK (5 mm)Load bearing bars - Serrated. W/ 1/4" (6 mm) Twisted square transverse bars welded flush or below the main bars. 3ft x 20 ft EA. | |
| ASTM A36 | Grating Clamps comprising of: - Saddle clip - Pressed clamp plate - M 8 x70 1mn Bolt and Nut - HDG. | |
| ASTM A325 | Bolt ASTM A-325, W/Heavy hex nut, DIA. 3/4" (20 mm.) Length = 2.1/2" (65 mm.) HDG | |
| ASTM A325 | Bolt ASTM A-325, W/Heavy hex nut, DIA. 1/2" (12 mm.) Length = 2" (50 mm.) HDG (for handrail) | |
| U8.8 | Chemical Bolt DIA. 3/4" (20 mm.) Length= 14 3/16" (360 mm.) with hilti RE500 V3 (HAS-U8.8 M20 (GALV.) | |
| EPOXY | HIT-RE 500 V3 EPOXY ANCHOR (500ML) | |
Gratings comply with following TYPICAL GRATING drawing:

Clamps comply with following TYPICAL GRATING FASTENING drawing:

HDG Steel Grating

Material: ASTM A36
Sheet: 1m x 6m
Supplied with fixing clips for HDG steel grating
Finish: HDG zinc coated.
Floor Grating HDG (Hot Dip Galvanized)
Process type: Press locked grating

Floor Loading Capacity
a. Main Aisle and Center Aisle = 500kg/m2
b. Picking Aisle = 300kg/m2
c. Flooring Materials for all area – floor grating 22x66
galvanized metal grating Products Description
| Product Name | Grating Galvanized Steel | ||
| Material | Mild Steel(Low Carbon Steel),S235,S275JR,A36,or Stainless Steel SS304,SS316 etc. | ||
| Surface treatment | Hot dipped galvanized, polished or untreated |
Grate size | as customer's request |
| Bearing bar width x thickness |
25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,...75x10mm | ||
| Bearing bar pitch | 12.5,15,20,23.85,25,30,30.16,30.3,34.3,35,40,41,60mm. US standard:1"x3/16",11/4"x3/16",11/2"x3/16",1"x 1/4", 11/4"×1/4",11/2"x 1/4"etc. |
||
| Cross bar pitch | 38,50,76,100,101.6mm or custom | ||
Hot dip galvanised steel grating

HDB Type – Apron Drain Grating With Hinged Panel

Pedestrian Grating - Barrier Free Design

Heavy Duty Flat Bar Grating With Centre Mild Steel Plate

HDB Type - Apron Drain Grating, Plain

Heavy Duty Tray Grating With Drain Slots

Continuous Hinged Grating
galvanised steel grating product image


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GNEE (Tianjin) Multinational Trade Co., Ltd. is headquartered in Anyang City, Henan Province. It was founded in 2008 and currently has more than 200 employees. The company now focuses on steel trading. We provide various types of steel coils, galvanized steel coils, steel plates, high-strength ship plates, stainless steel, H-shaped steel, L-shaped steel, steel wire, etc. for large steel plants such as Baosteel, Wuhan Iron and Steel, and Anshan Iron and Steel. The company's products are widely used in mechanical processing, steel structure, environmental protection, equipment manufacturing, power engineering, automobiles, ships and other fields. Steel processing and distribution. Provide users with high-quality steel processing, warehousing, and distribution one-stop services. We pursue the business philosophy of "customer first", "quality first" and "service first" and work hand in hand with our users.

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