Grating type:
Press Locked Gratings, Heavy Duty Gratings, Press welded gratings, Steps, Sun shield gratings, Full gratings, Shelf Gratings, Sawtooth Grating, Super Anti-skid protection and special forms.
Grating specifications:
Our manufactory can provide the standard and unstandard gratings.
1). Standard grating: China Supply Galvanized Steel Grating, Trench Cover, Stairs, Fences, Bar grating
a.Bearing bar pitch: 50mm, 100mm.
b.Cross bar pitch: 30mm, 40mm, 60mm.
2). Unstandard grating: We can produce the products according to your requirement completely.
Grating Surface:
Hot dip Galvanized, pickled, Electrochemically polished, Electrolyte oxidised, Baked and varnished, Bituminated, Power coated, Chromated and Electrolytic galvanising.
Applications: 
Fences, Shelvings, Stairs and platform flooring, Maintenance platform, Stairs, Sun shield construction.
Quality Standard:
| Steel grating standard | Steel Material Standard | Hot Dip galvanizing Standard | |
| China | YB/T4001.1-2007 | GB700-88 | GB/13912-92 |
| USA | ANSI/NAAMM(MBG531-93) | ASTM(A36) | ASTM(A123) |
| England | BS4592-1:1995 | BS4360(43A) | BS729 |
| Australia | AS1657-1992 | AS3679 | AS1650 |
4.Tolerance of hot dip galvanized steel grating
The allowed deviation of length is +0/-5mm, while the allowed deviation of width is +/-5 mm.
The non-perpendicularity of bearing bar is allowed no more than 10% of width of bearing bar.
Cross bar surface should not surpass bearing bar surface 1mm, beginning & end of cross bar should not surpass
the end surfaces of two sides of grating 2mm.
5. steel grating application
Steel grating used in flooring, catwalk, mezzanines/decking, stair tread, fencing, ramp, dock, trench cover, drainage pit
cover, maintenance platform,
pedestrian/crowded pedestrian, factory, workshop, motor rooms, trolley channel, heavy loading area, boiler equipment
and heavy equipment area, office buildings,
apartments, train stations, department stores, hospitals,amusement parks,etc
Payment term:
L/C at sight
T/T, 30% deposit by T/T and 70% balance by T/T before shipping.
Packing details:
normally packed in pilling up ways with two pieces of square wood on both upperand bottom sides.there are four or six
pieces of M10 long bolt penetrading the gratings and screwing together.it is suitable for loading and unloading by fork-lift and crane.
Delivery time:
we used the restocking-sell method, if the warehouse have,we may delivery it in several days,or 20-35 days after receiving the deposit. It depends on the quantity ordered!
