I Type Grating
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I Type Grating

I type steel grating used I type flat bar(flat on both sides of thick thin middle) and twist bar (5*5,6*6,8*8 also called twisted steel, square steel, twisted steel) cross arrangement, and welded. with square lattice in the middle of the I type gratings mainly used to do ditch cover, Steel structure platform plate, steel ladder’s stair treads etc.

Steel Grating Size: 1m×6m standard type (special size and American standard size are also customizable)
Material: Low carbon steel (Q235)=A36
Surface Treatment: Hot dip galvanizing, paint or no coating
Surface Shape: Plain, Serrated and I type
Steel Grating Standard: China YB/T4001-2007
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A)
Hot Dip Galvanizing Standard: China GB/T13912-92 / ASTM (A123) / BS729
Technological Process
(1) Material
(2) Pressure Welding
(3) Cutting
(4)
Welding of Ends Bar
(5)
Hot Dipped Galvani-zation
(6)
Final Shipment

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Serrated steel bar and steel grating for sale . Fast delivery, low factory price, high quality are our advantages. We always prepare enough stock material for your urgent requirement.