Hot dippd galvanized steel grating professional manufacturer( ISO9001)
USD $6.58 - $9.85 /Set
Min.Order:50 Sets
Hebei Shiyi Wire Mesh Manufacturing Co., Ltd.
Hot dippd galvanized steel grating professional manufacturer( ISO9001)
1.Company Profile
1.Hebei shiyi wire mesh manufacturing Co., Ltd,the previous name Anping XingQi wire mesh fence factory, was formed in 2000. with the registered capital of USD3,000,000.
2.We are a professional and experienced wire mesh fence,chain link fence,temporary fence,crowd control barriers,barbed wire,steel grating and fiberglass mesh original manufacturer.we have exported to Russia,Holand, Dubai,Macedonia,Dammam, Turkmenistan around 20 countries.with more than 10 years experience and production lines,we enjoy goodreputation all over the world.
2.Hot dipped galvanized steel grating introduction:
1>material:carbon steel or stainless steel
2>cross bar pitches:maybe 24-200mm,of which 50mm,76mm and 100mm are recommended.
3>Steel grating is made by the world first-class equipment,which can arrange the bearing bar and cross bar in longitude and latitude order to certain distance.cross bar is pressed into the bearing bar by high tension resistance weldingring which is controlled by we can produce high quality gratings with firm welding,smooth surface and high strength.
4>Surface process of gratings: there are three types:hot-dipped galvanized ,electro-galvanized and spraying brushing and soaking.anti-acid and alkali corrosion capacity the range PH6 to PH12.5,a stable protective film will be formed on the zinc surface.it has good anti-corrosive property.
3. Hot dipped galvanized steel grating production process
4.Hot dipped galvanized steel gratng steel specificaton:
We produce 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) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10;the specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.
2) Bearing Bar Pitch (center to center):
12.5, 15,25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended,
America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4),(19-w-2) and so on.
3) Cross Bar Pitch (center to center):
38, 50, 76, 100, 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.
4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
5) Surface Treatment:
Untreated, Painting or Hot dip Galvanizing
6) Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
Flooring galvanized steel grating is the most widely used.We have 7 running lines. Our capacity per year lead to 50,000 tons .
The bearing bar
comes in the form of a plain surface flat bar, commonly used for platforms, trench
gratings, and stair treads.
Standard Description:
No | Item | Description |
1 | Bearing bar | 25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
2 | Bear 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", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc. |
3 | Cross bar pitch | 38,50,76,100,101.6mm |
4 | Material | Q235,A36,SS304 |
5 | Surface treatment | Black, hot dipped galvanising, paint |
6 | Standard | China: YB/T 4001.1-2007 |
USA: ANSI/NAAMM(MBG531-88) | ||
UK: BS4592-1987 | ||
Australia: AS1657-1985 |
5.The Application of hot dipped galvanized steel grating
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.
6.Tolerance of hot dipped 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.
7.Standard hot dipped galvanized steel grating:
Steel grating standard | Steel standard | Galvanizing standard | |
China standard | YB/T 4001.1-2007 | GB700-88 | GB/T13912-2002 |
USA standard | ANSI/NAAMM(MBG531) | ASTM(A36) | ASTM(A123) |
U.K. standard | BS4592 | BS4360(43A) | BS729 |
Australia standard | AS1657 | AS3679 | AS1650 |
8.Package of hot dipped galvanized steel grating
9.Quality control:
If you are interested in our steel grating ,weclome to enquiry about the detailed specification and better price.