HDG serrated steel grating for walkway platform

Application:	Steel Structure Walkway, Drain Cover
Shape:	Square
Manufacturing Method:	Machine Welding
Material:	Carbon Steel
Transport Package:	Pallet
Specification:	0.5mm-18mm

Product Detail

Trademark

maituo

Origin

Hebei

HS Code

731450000

All the steel gratings can be customized as per our customer’s requirement.

Before our quotation, the following infos are required:

* Grating typr & size(bearing bar size, bearing bar spacing, cross bar size, cross bar spacing).

* Grating top surface: plain or serrated

* Span direction ( direction of bearing bar)

* Indication of the location & size of cut-outs and removable areas.

* Indication any banding, kick plate, or nosing requirement.

* Surface treatment: galvanized, painting or untreated.

* Specify the type & quantity of clips if required.

Item	Description
Bearing bar	25×3, 25×4, 25×4.5, 25×5, 30×3, 30×4, 30×4.5, 30×5, 32×5, 40×5, 50×5, 65×5, 75×6, 75×10—100x10mm etcI bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcUS 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
Bearing bar pitch	12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etcUS standard: 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
Material Grade	ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400,Mild steel & Low carbon steel, etc
Surface Treatment	Black, self colour, hot dip galvanized, painted, spray coating
Grating Style	Plain / Smooth, Serrated /teeth, I bar, serrated I bar
Standard	China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1985, Germany: DIN24537-1-2006, Japan :JJS