Heavy Duty Expanded Metal - Robertson Grating Products - Fiberglass Grating, Bar Grating, Plank Grating, Handrail fittings, Perforated Metal

Heavy Duty Expanded Metal

Heavy Duty Expanded Metal is strong enough to be used as grating for short span dimension and foot traffic applications. It can also be used in other applications such as fencing, screens, guards, and stairs. If you are planning to use our Heavy Duty Expanded Metal as grating for foot traffic, please refer to load table shown below.

Expanded Metal Terminology and Order Instructions

Heavy Duty Expanded Metal
Style	Sheet Size	Size of Openings (inches)		C-C of Bond (in inches)		Strand (in inches)		Part Number
	*SWD LWD**	SWD	LWD	SWD	LWD	96">Width	Thick
4.0 lbs	8 FT * 4 FT	0.938	3.438	1.33	5.33	0.300	0.215	XHD400
4.27 lbs.	8 FT * 4 FT	1.000	2.875	1.41	4.00	0.300	0.250	XHD427
5 lbs.	8 FT * 4 FT	0.813	3.375	1.33	5.33	0.331	0.250	XHD500
7 lbs.	8 FT * 4 FT	0.813	3.375	1.41	5.33	0.391	0.318	XHD700

Heavy Duty Expanded Metal Load Chart
Style	Type of Load & Deflection		24" Span	36" Span	48" Span
4.0 lb	U		350 lbs.	150 lbs.	50 lbs.
		D	0.24"	0.245"	0.25"
	C		440 lbs.	220 lbs.	100 lbs.
		D	0.25"	0.25"	0.25"
4.27 lb	U		500 lbs.	165 lbs.	60 lbs.
		D	0.245"	0.245"	0.25"
	C		400 lbs.	225 lbs.	100 lbs.
		D	0.25"	0.24"	0.25"
5.0 lb	U		600 lbs.	175 lbs.	100 lbs.
		D	0.24"	0.24"	0.25"
	C		540 lbs.	310 lbs.	100 lbs.
		D	0.245"	0.25"	0.25"
7.0 lb	U		800 lbs.	400 lbs.	165 lbs.
		D	0.21"	0.25"	0.24"
	C		800 lbs.	350 lbs.	175 lbs.
		D	0.22"	0.24"	0.25"
NOTE: U = Uniform Load in Lbs/Sq.Ft. C = Concentrated Load in Lbs./Sq.Ft. D = Deflection in Inches