Quality Expanded Metal; ASTM F TYPE1 CLASS 1 4FT X 8FT; 1/2 #18 Standard NSN: ASTM F Standard Specification for Metal, Expanded, Steel. ASTM F Standard Specification for Metal, Expanded, Steel. standard by ASTM International, 03/01/ View all product details. Most Recent.

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Standard material is often used for its traction, in a ladder or catwalk for example, while flattened material might be used for a grilling surface.

This standard does not purport to address all of the safety concerns, if any, associated with its use. A load that is equally distributed over all of the clear span. To identify the product, it helps to be familiar with some basic nomenclature. Expanded metal shall be manufactured with the corresponding thickness, design size, opening asstm and strand size. There are very g1267 differences between the two expanded metal specifications.

Non-standard, cut to size expanded metal. By Keyword By Item.

ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. To measure the strand thickness, the calipers must be flat against the thickness of the bond.

This abstract is a brief summary of the referenced standard. Flattened Aluminum 7 Aluminum Alloys: Expanded metal shall be of the following types, classes, grades such as type I-expanded, type II-expanded and flattened, class I-uncoated, class2-hot-dip zinc uncoated, class 3-corrosion resisting steel, grade A and grade B.


Because of all the angles in expanded metal, getting into the diamond becomes an exercise in patience.

Raised material, with its multiple facets, is what comes out of the expanding press. Heavy Duty Grip Strut walkways are ideal for process plants, refineries, grain elevators, conveyor walkways, underbridge inspection walkways, papermills, etc.

Each single strand test specimen shall be visually inspected, and that surface of the strand observed to have the most nearly uniform coating shall be the tension surface when the strand is subject to bending.

Concentrated loads are shown in per ft. Traction Tread Ladder Rungs are ideal for use in hand-over-hand ladder applications where safe footing is also required. The coating thickness shall be measured microscopically at a suitable magnification.

Privacy Policy Site Map. Heavy Duty Grip Strut is a one-of-a-kind plank grating sporting a hefty 24 foot clear span capability. For each additional inch add the appropriate weight from table for Bearing Asm Sizes.

If the sheet delivered weighs less than Increased load performance has been achieved through interlocking planks and a “ventilated” rung design. Flattened material has been run through a cold mill.

ASTM F – 91() Standard Specification for Metal, Expanded, Steel

Historical Version s – view previous versions of standard. These weights are based on use of Welded Grating and a base tread length of 18″. Bushwick Metals Conditions of Sales. Expanded products typically are produced in 4-by-8 sheets, but many sizes are available. The values given in ast are for information only and may be approximate. Measuring standard expanded metal can be tricky even for the most experienced warehouse person armed with good calipers.


Grate-Lock lets you specify lighter gauge steel for substantial material savings. Expanded Metal U-Edging 3. Expanded Metal Grating 12 Concentrated Load: It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

To protect themselves, buyers should take the following steps. A load that is concentrated over a Small area.

Expanded Metal & Grating

On grating products, which are typically load bearing, the allowed variation is limited to plus or minus 5 percent. Hot Dip Galvanized after fabrication is available upon request and special quotation. Nor does a company have to be a North American producer to meet these specifications. Manufacturers of shopping carts, lockers or furniture often have their own internal requirements for expanded metal.

ASTM F1267-07 Steel Expanded Metal

To protect themselves from receiving inferior products, service centers would be well advised to source expanded metal from suppliers, both domestic and foreign, that adhere to these standards. Grip Strut grating is commonly used for work platforms, industrial flooring, catwalks, balconies, storage areas, walkways and stair treads. Products will be offered with or without abrasive nosing. Heavy Duty Grip Strut is more competitive than ever against Bar