As1657-1985 Standard Galvanized Serrated Bar Grating Safety Steel
AS1657-1985 Standard Industrial Building Materials Galvanized Safety Serrated Steel Grating
Serrated steel grating introduction:
Steel grating is a kind of widely used grid products. They are used in various industrial fields and has the strongest resistance to surface impact.
According to the surface treatment,they can be divided into hot-dip galvanized steel grating, spray paint steel grating, stainless steel grating and original steel grating.
Galvanized serrated bar steel grating details:
Material :Mild steel & Low carbon steel, etc.
Surface treatment: hot-dipped galvanized, electric galvanized.
1) Bearing bar shapes: plain or serrated or I bar type.
2) Bearing Bar Pitch (center to center): 30, 40, 60mm are recommended,but we can also do it under customer's request.
3) Bearing Bar (Load Bar) Specifications (mm):The specification(thickness of bearing bar)of plain type and serrated type is 20 x 3 to 100 x 10;
4) Cross bar pitch(mm) :38, 40, 50, 60, 76, 80, 100, 110, 120 etc.
Galvanized serrated bar grating surface specifications:
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Item
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Description
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25x5x3, 30x5x3, 32x5x3, 40x5x3 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 |
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12.5, 15, 20, 23.85, 25, 30, 30.16, 31, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc.
US standard: 19-w-4, 15-w-4, 11-w-4,19-w-2, 15-w-2 etc.
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19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc Twisted Cross Bar Pitch 38.1, 50, 60, 76, 80,
100, 101.6, 120mm, 2'' & 4'' etc
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ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400
Mild steel & Low carbon steel, etc
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Surface Treatment
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Black, self color, hot dip galvanized, painted, spray coating
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Grating Style
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Plain / Smooth, Serrated /teeth, I bar, serrated I bar
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Standard
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China: YB/T 4001.1-2007,
USA: ANSI/NAAMM(MBG531-88),
UK: BS4592-1987,
Australia: AS1657-1985,
Germany: DIN24537-1-2006,
Japan :J
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Workshop picture:
Applications of galvanized serrated steel bar grating:
Steel plate by the bearing flat steel bar in accordance with certain spacing and cross arrangement,the welded info a metal products with square lattice in the middle;a steel lattice plate is mainly used to make steel structure platform board,ditch cover plate,steel ladder step plate,building ceiling etc.Lattice steel plate applied to alloy building materials,power station,boiler,shipbuilding,petrochemical,chemical and general industrial buildings, municipal construction and other industrial, with light ventilation,skid resistance,strong bearing capacity.beautiful and durable,easy to clean,convenient installation and other advantages
Packing & Loading:
1. Bandage and Paperboard: Generally applies to neat steel plate;
2. Screw Locking Method: Use 4 screw rods through the aperture of the steel grid, for high strength;
3. Steel Pallet: Traditional export packing.
4. According to customer's packing requirements.
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