galvanized outdoor drain cover/steel bar grating/floor grating

    galvanized outdoor drain cover/steel bar grating/floor grating     1.Product Description Heavy Duty steel grating is made by welding with 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 propertier. The hot dipped zinc coating gives the product excellent anti-corrosion.  
    2.Popular Specifications  

material	Q235 / Stainless Steel / Aluminium
Bearing bar	20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc.
Beraing Bar Pitch	25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc
Cross Bar	5x5, 6x6, 8x8mm (twisted bar or round bar)
Cross bar pitch	40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement.
Standards	China: YB/T 4001.1-2007 USA: ANSI/NAAMM(MBG531-88) UK: BS4592-1987 Australia: AS 1657-1988 Japan: JJS

  3.Bearing Bar's Type Plain style Serrated style (tooth-like) I-section style     4.Surface Treatment hot dipped galvanized painting 5.Process   material(flat steel)-cut-punching-bearing bar-welded with steel flat-gavanizing/painting-packing     6.quality control   We have professional QA and QC to inspect the quality for you in every production procedure, so that we can ensure the good quality for you.   7.Packing  Metal Pallet  In Bulk Customized Packages   8.Application flooring steel gratings stair treads sun shades drain covers security screen manhole covers mezzanine flooring earth mats shelving Stanchions (hand rails) trench covers 9.Company Information A.S.O is the FIRST company who initiated the complete products’ packing system in 2001. A.S.O has the firstclass welding, spray painting workers, QA & QC inspectors to inspect the products’ quality in every production procedure. A.S.O has the firstclass welding, spray painting workers, QA & QC inspectors to inspect the products’ quality in every production procedure.                                             10. company culture: 11. clients:   Contact Us   Dear customers,If you are looking for reliable partners,why not contact me?