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Black / Silver Galvanized Metal Grating For Construction Welded Steel Material

Categories Galvanized Metal Grating
Brand Name: Baosheng
Model Number: BS-07
Certification: ISO9001,SGS
Place of Origin: China
MOQ: 10 square meter
Supply Ability: 100 ton/week
Delivery Time: 5-9 working days
Packaging Details: Packed in seaworthy,commonly bundled by bearing bar.
bearing bar pitch: 30,40,60,100mm
grating Size: 3'x20', 3'x24', 3'x30'
cross bar: round, twisted bar
Surface treatment: galvanized,painted,untreated
Application: Industrial platform, flooring
Color: Silver,Black
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    Black / Silver Galvanized Metal Grating For Construction Welded Steel Material

    Galvanized Steel Driveway Grates Welded Steel Grating For Construction


    Steel Grating is designed to hold heavy loads with minimal weight. The gratings are made of bearing bars and cross bars. The bearing bar is the main load carrying bar which runs the same direction as span. The cross bars are connectors made from a strip or rolled bars which extent across or through the bearing bars. Cross bars are welded, forged or mechanically locked.

    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:

    CountriesNational Standards for GratingMaterialsGalvanizing Standards
    ChinaYB/T 4001.1-2007GB 700-88GB/T13912-2002
    BritainBS4592-1995BS4360(43A )BS729

    Common specifications:

    Steel flat size


    nickel white
    Bearing bar pitch
    Cross bar pitch
    Low carbon steel, stainless steel, aluminum alloy
    Surface treatment

    Untreated, hot galvanized, painting,electro galvanized

    Grating Standard

    China: YB/T 4001.1-2007

    USA: ANSI/NAAMM(MBG531-88)

    UK: BS 4592-1-1995

    Australia: AS 1657-1992

    Material standard

    China: GB 700-1988

    UK: BS 4360(43A)

    USA: ASTM A36

    AUSTRALIA: AS 3679

    HDG standard

    CHINA: GB/T13912-2002

    UK: BS729

    USA: ASTM A123

    AUSTRALIA: AS 1650


    gratings application:

    flooring steel gratings
    stair treads
    sun shades
    drain covers
    security screen
    manhole covers
    mezzanine flooring
    earth mats
    Stanchions (hand rails)
    trench covers

    Quality Black / Silver Galvanized Metal Grating For Construction Welded Steel Material for sale
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