Metal Building Materials Hot Dipped 30 X 3mm Galvanized Steel
Grating
| Specifications of steel gratings |
| Item | Description |
| Bearing bar | 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5,
50…75x8mm, etc. |
| Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. |
| Cross bar | 5x5, 6x6, 8x8mm (twisted bar or round bar) |
| Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’
requirement. |
| Surface treatment | Untreated, Hot dip galvanized, Cold dip galvanized, Painted, Powder
coated, or as customers’ requirement. |
| Flat bar type | Plain, Serrated (tooth-like), I bar (I section) |
| Material standard | Low carbon steel (CN: Q235, US: A36, UK: 43A) |
| Galvanization standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
| 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 |
Professional Work shop of drainage trench cover steel grating
Steel bar grating is made by welding with Flat steel and Cross bars
with certain distance. As we have more than 20 years experience, so
we can guarantee the catwalk steel grating with good welding
technique and heavy galvanized coating.We can supply our client
high quality catwalk steel grating with best steel grating prices
in the market.
The press welded steel grating ,requested by the customers,is made
of load flat steel bar and cross bars,placed horizontally and
vertically ,and at an equal pitch apart ,by welding with 200-ton
hydraulic resistance automatic welding equipment ,then
cutting,punching and banding ends.
Loading bearing steel bar pitch:pitch between the two neighboring
load bearing steel bars is 30mm,or40mm.
Cross bar pitch:pitch between two neighboring cross bars is usually
50mm or 100mm,Special specification ca be done according to your
request.
Metal Serrated drainage covers Steel Grid Grating To Construction
Building Material
Product Description
JH Steel Grating
1. Description
(1) Structure: Welding with flat steel and cross/round bars with
certain distances.
(2) Features: High strength, light structure, high bearing.
(3) Surface: The hot dipped zinc coating gives the product
excellent anti-corrosion.
Product Name: Metal Serrated Steel Grid Grating To Construction
Building Material
FAQ
1.How much about your annual production capacity?
More than 2000tons
2.What makes your products different from other company's?
YILIDA provide free design service, warranty service, with strictly
quality control and very competitive price.
3.Can you make custom panels if I have a design in mind?
Yes, most of our products for exporting were manufacture to specs.
4.Can I get a pcs of your products sample?
Yes, free samples will be provided anytime.
5.Do you offer a warranty on your products?
Yes, for PVDF coating product we can provide more than 10years
warranty time
6.What type of materials do you use for your products?
Carbon steel plate,Stainless steel plate,Aluminum and Aluminum
Alloy plate,Cooper plate,Galvanized plate etc.
Special material also available
7.Do you have any certificate?
Yes,we have ISO9001,ISO14001,BV certificate,SGS certificate.
8.Do you have a separate quality departments?
Yes,we have QC department.Will make sure you receive the perfect
product.
9.Is there quality control on all production lines?
Yes,all production line have adequate quality control
10.Do you have mutually agreed upon specifications with your
suppliers?
Yes,we will make contract specify the specifications with the
material suppliers.
