Gnee Steel (tianjin) Co., Ltd
| Supply Ability | 100 ton/week |
| Delivery Time | 5-9 working days |
| Packaging Details | Packed in seaworthy,commonly bundled by bearing bar. |
| bearing bar pitch | 30,40,60,100mm |
| grating Size | 3'x20', 3'x24', 3'x30' |
| cross bar | round, twisted bar |
| Surface treatment | galvanized,painted,untreated |
| Application | Industrial platform, flooring |
| Color | Silver,Black |
| Model Number | BS-07 |
| Certification | ISO9001,SGS |
| Brand Name | Gnee |
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Product Specification
| Supply Ability | 100 ton/week | Delivery Time | 5-9 working days |
| Packaging Details | Packed in seaworthy,commonly bundled by bearing bar. | bearing bar pitch | 30,40,60,100mm |
| grating Size | 3'x20', 3'x24', 3'x30' | cross bar | round, twisted bar |
| Surface treatment | galvanized,painted,untreated | Application | Industrial platform, flooring |
| Color | Silver,Black | Model Number | BS-07 |
| Certification | ISO9001,SGS | Brand Name | Gnee |
| High Light | steel mesh flooring ，galvanised steel mesh walkway | ||
Galvanized Steel Driveway Grates Welded Steel Grating For Construction
Description:
Steel Grating is designed to hold heavy loads with minimal weight. The gratings are made of bearing bars and cross bars. The bearing bar is the main load carrying bar which runs the same direction as span. The cross bars are connectors made from a strip or rolled bars which extent across or through the bearing bars. Cross bars are welded, forged or mechanically locked.
1. Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 25 x 3 to 100 x 8; 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, 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) and so on. >
3. Material:
Mild Steel (Low Carbon Steel) or Stainless Steel
4. Surface Treatment:
Untreated, Painting or Hot DIP Galvanizing
5. Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS
Grating Standardizations:
| Countries | National Standards for Grating | Materials | Galvanizing Standards |
| China | YB/T 4001.1-2007 | GB 700-88 | GB/T13912-2002 |
| America | ANSI/NAAMM(MBG531-00) | ASTM(A36) | ASTM(A123) |
| Britain | BS4592-1995 | BS4360(43A ) | BS729 |
| Australia | AS1657-1992 | AS3679 | AS1650 |
Common specifications:
| Steel flat size | 20×3,25×3,25×5,30×3,30×4,30×5,32×3,32×5……120×10mm,etc. |
| Color | nickel white |
| Bearing bar pitch | 20,25,32,35,40,45,50,60,65mm,ect |
| Cross bar pitch | 50,100mm,ect |
| material | Low carbon steel, stainless steel, aluminum alloy |
| Surface treatment | Untreated, hot galvanized, painting,electro galvanized |
| Grating Standard | China: YB/T 4001.1-2007 USA: ANSI/NAAMM(MBG531-88) UK: BS 4592-1-1995 Australia: AS 1657-1992 |
| Material standard | China: GB 700-1988 UK: BS 4360(43A) USA: ASTM A36 AUSTRALIA: AS 3679 |
|
HDG standard
| CHINA: GB/T13912-2002 UK: BS729 USA: ASTM A123 AUSTRALIA: AS 1650 |
Processing:
gratings application:
flooring steel gratings
stair treads
sun shades
drain covers
security screen
manhole covers
mezzanine flooring
earth mats
shelving
Stanchions (hand rails)
trench covers
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2006
Employee Number:
250~300
Ecer Certification：
Verified Supplier
GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 19 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Factory Advanced Equipment We have more than 30 production lines... GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 19 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Factory Advanced Equipment We have more than 30 production lines...
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