Hot Dip Galvanized Steel Grating: also steel grating plate, serrated steel grating, steel mesh grating, is lined by load flat steel and horizontal rod alternately in a certain space, welded into primary plate in the high voltage resistance welding machine, then through the deep-processing of such working procedures as cutting, slitting, tapping, bordure, etc.
Plain type steel bar grating
Serrated type steel bar grating
Irregular type steel bar grating
Steel Grating Information
Specifications of steel gratings | ||
No | Item | Description |
1 | Bearing bar | 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc. |
2 | Bearing bar pitch(center to center) | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc |
3 | Cross bar(twisted squar bar or round bar) | 5x5, 6x6, 8x8mm (twisted bar or round bar |
4 | Cross bar pitch(center to center) | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement. |
5 | Panel size | 3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,7315x1000, as request |
6 | Surface treatment | Black, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement. |
7 | Flat bar type | Plain, Serrated (tooth-like), I bar (I section) |
8 | Material standard | Low carbon steel (ASTM A36, A1011, A569, S275JR, SS304, SS400,UK: 43A) |
9 | Galvanizing standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
10 | Steel grating standards | A. China: YB/T4001-1998 |
B. USA: ANSI/NAAMM (MBG 531-88) | ||
C. UK: BS4592-1987 | ||
D. Australia: AS1657-1988 | ||
E: Japan: JJS | ||
Hot Dip Galvanized Steel Grating Types: Serrated Steel Grating and Plain Steel Grating.
♣plain type:One of the most wiedly used gratings, available for flooring, sidewalk, drainage pit cover, stair tread, etc.
♣serrated type: Better Nonskid property & safety compared with plain grating.
♣I-shape type:Lighter, more economical and practical comparing with plain grating.
Hot Dip Galvanized Steel Grating Surface Treatment:
♣hot dipped galvanized steel grating: according to GB/T13912-92 standard :the average zinc thickness is more than 610g/m²(flat bar ≥5mm) and 460g/m²(flat bar <5mm).
♣painting steel grating: according to the clients' requirement, choose japanning dipped coating.
♣no surface treatment steel grating.
two types of hot dip galvanized steel grating end pictures:closed-end type and open-end type
hot dip galvanized steel grating types:plain type steel grating and serrated type steel grating
hot dip galvanized steel grating specification:
Bearing Bar pitch | Cross Bar pitch | Specification of bearing bar loadwidth×thickness | |||||
20×3 | 25×3 | 32×3 | 40×3 | 20×5 | 25×5 | ||
30 | 100 | G203/30/100 | G253/30/100 | G323/30/100 | G403/30/100 | G205/30/100 | G255/30/100 |
50 | G203/30/50 | G253/30/50 | G323/30/50 | G403/30/50 | G205/30/50 | G255/30/50 | |
40 | 100 | G203/40/100 | G253/40/100 | G323/40/100 | G403/40/100 | G205/40/100 | G255/40/100 |
50 | G203/40/50 | G253/40/50 | G323/40/50 | G403/40/50 | G205/40/50 | G255/40/50 | |
60 | 50 |
| G253/60/50 | G253/60/50 | G403/60/50 | G205/60/50 | G255/60/50 |
Bearing Bar pitch | Cross Bar pitch | Specification of bearing bar loadwidth×thickness | |||||
32×5 | 40×5 | 45×5 | 50×5 | 55×5 | 60×5 | ||
30 | 100 | G325/30/100 | G405/30/100 | G455/30/100 | G505/30/100 | G555/30/100 | G605/30/100 |
50 | G325/30/50 | G405/30/50 | G455/30/50 | G505/30/50 | G555/30/50 | G605/30/50 | |
40 | 100 | G325/40/100 | G405/40/100 | G455/40/100 | G505/40/100 | G555/40/100 | G605/40/100 |
50 | G325/40/50 | G405/40/50 | G455/40/50 | G505/40/50 | G555/40/50 | G605/40/50 | |
60 | 50 | G325/60/50 | G405/60/50 | G455/60/50 | G505/60/50 | G555/60/50 | G605/60/50 |
Hot Dip Galvanized Steel Grating Production Process:
Acid Washing→Water Washing→Galvanized→Water Washing→Finished Products→Packing
Hot Dip Galvanized Steel Grating Packing & Loading
Tray with iron strip or only iron strip or wooded box, also can be packed by plastic film or according to your need.
Hot Dip Galvanized Steel Grating Application:
1. Steel grating is widely used by various plants such as electric power, petroleum, chemical industry, metallurgy industry, machinery industry.
2. Steel grating is also widely used in shipbuilding, harbor, oceanographic engineering, building, paper mills, cement plant, medicine, spinning and weaving.
3. Steel grating is applied in food stuff factory, transportation, municipal administration, parking lot, etc.
Founded: in 1998
Situated (Headquarters,Sales Office): Shijiazhuang and Anping
Located (Factory): in Anping, the Hometown of Wire Mesh in China.
Occupied area:14,000 square meters.
Market: America, France, Germany, Italy, Russia, Australia, Indonesia, Philippines, South Africa and other countries in Southeast Asia and the Middle East.
Certificate: ISO9001:2008
1. No matter FOB or CIF the price term is we would try our best to find a lowest freight cost for customers' reference. 2. The third-party inspection always gets real and true data from us and we will send production photos to customers if there is no inspection.
3.We will send loading pictures to our customers after container loading.
How to make a order for steel grating?
♣Bearing Bars Pitch and Cross Bars Pitch.
♣Depth and Thickness of Bearing bars.
♣Cross bar thickness
♣Type: Plain or Serrated.
♣Grating lenght x width.
♣Span (Direction of Bearing Bars).
♣Finish: hot dip galvanized, self color or painted
Why you can assure us ?
1.Q: Can you offer free sample?
A. Yes,but ususlly the customer need to pay the freight.
2. Q: Are you a manufacturer?
A: Yes, we have been in providing the professional products in wire mesh fence field for 15 years.
3. Q: What information should I provide, if I want a lowest quotation?
A: The specification of steel grating you need.
4. Q: Can I customize the products?
A: Yes, as long as provide specification, drawings, can only do what you want products.
5.Q: What is the quality warranty?
A: Five years' quality warranty.
6. Q:How about the delivery time?
A: Usually within 15-20 days.
7. Q: How about the payment terms?
A: TT(30% TT in advance and 70% balance payment after receive the copy of BL).
If you are interested in our products, please feel free to contact us.