china factory galvanized steel grating/ trench grating
USD $26.52 - $50 /Square Meter
Min.Order:10 Square Meters
Hebei Meihua Hardware Mesh Co., Ltd.
galvanized steel grating
1.Steel grating introduction
Stee grating is made by welding with flat steel and bars with certain distances. It goes through cutting, opening, edging and other processes. The products enjoy the feature of high strength, light structure, high bearing, convenience for loading and other propertied. The hot dipped zinc coating gives the product excellent anti-corrosion.
2.Steel grating type
plain type, serrated type and I-shape type
3.Steel grating specification
No | Item | Description |
1 | Bearing bar | 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc. US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc |
2 | Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. |
3 | Cross bar | 5x5, 6x6, 8x8mm (twisted bar or round bar) |
4 | Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement. |
5 | Surface treatment | Black, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement. |
6 | Material standard | Low carbon steel (ASTM A36, A1011, A569, S275JR, SS304, SS400,UK: 43A) |
7 | Galvanizing standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
8 | 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 |
4.Steel Grating application
steel grating are widely used by various plants such as electric power,petroleum,chemical industry,metallurgy industry,machinery industry,shipbuilding, harbor,oceanographic engineering,building,paper mills,cement plant,medicine,spinning and weaving,foodstuff factory,transportation,municipal administration,parking lot,etc.
1. 24 hours on-line service
2. Excellent service for pre-sale,on-sale and after-sale
3. Competitive price with superior higher quality products