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15 - W - 4 Heavy Duty Trench Grates With Mild Steel Or Stainless Steel
Heavy Duty Trench Grates is made by Carbon or mild steel of certain sizes through the
processing of grooving, lock-pressure, welding, finishing and other
treatment. Heavy Duty Trench Grates can be actually made from copper, aluminum and other materials,
while Heavy Duty Trench Grates is the mostly used one due to its economic cost and good property.Steel gratings consist of a series of bearing bars cross jointed by
welding at various intervals with cross bars (twisted square bars,
square bars, round bars, flat bars, etc), to form a kind of steel
products with square lattices among them.
Application:
Heavy Duty Trench Grates, with robust design and spanning abilities, is very strong and safe
for the support of floors and elevated walkway. It can be used for
ceiling, interior decoration, decoration, platform aisle,
ventilation windows, (Wells), advertising plaque and other
construction.
Materials:
Mild carbon steel provides an economical, high strength for uses in
most industrial and commercial applications.
Advantages:
Heavy Duty Trench Grates offers the following advantages compared with steel grid sheets:
Heavy Duty Trench Grates has light weight, good strength, large carrying capacity and can
save materials and cost. It offers good ventilation of light and
wind, a modern sense, aesthetic appearance and anti-skid safety. It
is also easy to clean, easy to installation and durable for uses.
| No. | Item | Detailed Description |
| 1 | Bearing Bar | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 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 | ||
| 2 | Bearing Pitch | 12.5, 15, 20, 25, 30, 30.16, 30.3, 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 | ||
| 3 | Cross Bar Pitch | 38.1, 40 50, 60, 76, 80, 100, 101.6, 120mm, 2' ' & 4' ' etc |
| 4 | Steel Grade | ASTM A36, A1011, A569, Q235, S235JR, S275JR, SS304, Mild steel & Low carbon steel, etc |
| 5 | Surface Treatment | Black, self colour, hot dip galvanized, painted, spray coating |
| 6 | Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
| 7 | Grating Standard | China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), |
| UK: BS4592-1987, Australia: AS1657-1985, Japan: JIS |
Heavy Duty Trench Grates Picture:
