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. |
| Grating Steel Material | Low carbon steel,mild steel,stainless steel |
| Steel Grating Standard | ASTM A36, A1011, A569, Q235 |
| Cross Bar Pitch | 38mm,50mm,100mm etc |
| Bearing bar size | 25*3, 30*3,50X5mm |
| Mesh spacing specification | 19-w-4,15-w-2,30/100,30/50, |
| Width | 25 mm ,30 mm, 32 mm, 38 mm,40mm as your request |
| Grating Scope | Steel Grating, Smooth & Serrated,Trench cover |
| Model Number | BY-06 |
| 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. | Grating Steel Material | Low carbon steel,mild steel,stainless steel |
| Steel Grating Standard | ASTM A36, A1011, A569, Q235 | Cross Bar Pitch | 38mm,50mm,100mm etc |
| Bearing bar size | 25*3, 30*3,50X5mm | Mesh spacing specification | 19-w-4,15-w-2,30/100,30/50, |
| Width | 25 mm ,30 mm, 32 mm, 38 mm,40mm as your request | Grating Scope | Steel Grating, Smooth & Serrated,Trench cover |
| Model Number | BY-06 | Certification | ISO9001,SGS |
| Brand Name | Gnee | ||
| High Light | steel walkway grating ，galvanised steel mesh walkway | ||
25x5 Electro Galvanized Building Material Q235 Press Welded Steel Grating
Description :
Steel grating is carrying flat steel and bars according to certain spacing orthogonalcombination,to be open-steel components fixed by welding or pressure lock.Crossbar general use through twisted square steel may also be round steel or flat steel.Material is divided into carbon steel and stainless steel. Steel grating mainly usedfor steel structure platform plate, trench cover, ladders treads, ceiling and other buildings.
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:
| Cross Rod Pitch | load Bar Pitch | load Bar Specification(Width×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 |
| Cross Rod Pitch | load Bar Pitch | load Bar Specification(Width×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 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2008
Employee Number:
200~300
Ecer Certification：
Verified Supplier
GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 16 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Since our establishment, we have been dedicated to becoming a trusted global partner for high-quality ste... GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 16 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Since our establishment, we have been dedicated to becoming a trusted global partner for high-quality ste...
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