Gnee is a professional manufacturer in the field of steel grating,stair treads,trench cover,FRP grating,etc.We have 3 running lines with yearly capacity of 15, 000tons.Our grating has exported to more than 30 countries,including AU,Europe,Southeast Asia,Africa,Middle East,etc.We always stick to manufacturing good quality products for our valuable customers worldwide.For sure,Gnee is your right partner for purchasing & developing quality goods in China.
Serrated steel grating
Its bearing bar is serrated surface
For applications where extremely slippery conditions prevail,Serrated steel grating weld offers a superior grip surface to the load bearing bars.
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Steel Grating standard
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Steel standard
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Galvanizing standard
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China standard
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YB/T 4001.1-2007
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GB700-88
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GB/T 13912-2002
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USA standard
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ANSI/NAAMM(MBG531)
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ASTM(A36)
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ASTM(A123)
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U.K.standard
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BS4592
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BS4360
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BS729
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Australia standard
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AS1657
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AS3679
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AS1650
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Product Name
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Steel grating
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Material
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Low carbon steel / Stainless steel
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Grade
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CN: Q235, Q345, US: A36, UK: 43A
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Standard
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CN: YB/T4001-1998, US: ANSI/NAAMM, UK: BS4592-1987, AUS1657-1988, JJS
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Certification
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CE, GOST, ISO9001, ISO14001, HSE
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Bearing bar size
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20X5, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4... 75X8, 100X8mm, etc
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Bearing bar pitch
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20,25,30,32.5,34.3,40,50,60,62,65mm
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Bearing bar type
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Plain, Serrated (tooth-like), I bar (I section), Serrated-I
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Cross bar size
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5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar)
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Cross bar pitch
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40, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc.
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Panel size
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3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,7315x1000, as request
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Surface treatment
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Untreated, hot DIP galvanized, cold DIP galvanized, painted, powder coated, pickling, electrolytic polishing, or as customers’ requirement.
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Galvanization Standard
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CN: GB/T13912, US: ASTM (A123), UK: BS729
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Color
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Silver/Black
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Application
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petroleum and chemical, port, power, transportation, papermaking, medicine, steel and iron, food, municipality, real estate, manufacturing
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Specification
| No |
Item |
Description |
| 1 |
Bearing
bar
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25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
| 2 |
Bear bar pitch |
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. 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,A36,SS304 |
| 5 |
Surface treatment |
Black, hot dipped galvanising, paint |
| 6 |
Standard |
China: YB/T 4001.1-2007 |
| USA: ANSI/NAAMM(MBG531-88) |
| UK: BS4592-1987 |
| Australia: AS1657-1985 |
Application
Serrated galvanized anti slip grating used in walkway flooring, catwalk, mezzanines/decking, stair tread, fencing, ramps, dock, trench cover, drainage pit cover, maintenance platform, pedestrian/crowded pedestrian, factory, workshop, motor rooms, trolley channel, heavy loading area, boiler equipment and heavy equipment area, office buildings, apartments, train stations, department, stores, hospitals, amusement parks,hoggery, welded bridge grating etc
Packaging and shipping
1. steel grating panels packed in bundle then fixed by steel or plastic belt onto metal or wooden pallets as the general export package. The pallets size
2. Customers' requirement is accepted.
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