Certification: | CE, ISO |
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Application: | Steel Structure Walkway, Drain Cover |
Shape: | Serrated or Plain |
Manufacturing Method: | Machine Welding |
Material: | Steel |
Varied Size: | Hot-DIP Galvanized |
Samples: |
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Customization: |
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We produce steel grating, stair tread, fence,clips, chench cover, handrail stanchion, walkway, steel ladder and so on. These products are widely used on mine, factory plant, Oil industry,shipbuilding, marine engineering, airport project, construction industry and so on.
Standard descriptions:
1. Bearing bar(load bar):20x3 ..... 75x10 mm.
2. Bearing bar pitch: 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 35, 40mm. 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, Stainless 304
5. Surface treatment: black, galvanized, paint
6.Standards:
1).China: YB/T 4001.1-2007
2).USA: ANSI/NAAMM(MBG531-88)
3).UK: BS4592-1987
4).Australia: AS1657-1985
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