Expanded metal panel is made of a single metal sheet and there are no welds or weak points, so it has sound structure. The Expanded Metal Company is a leader and innovator in the development and manufacture of expanded metal mesh products, combining more than a century of industrial experience with cutting edge technical capabilities and advanced production processes. Strand Thickness – Gauge thickness of strand. Flattened Expanded Metal: Width of the strand. MULLION: A metal clip or angle in either 1 or 2 pieces, secured to the floor in which mullion is then positioned over. Measured as above. Bond—the solid intersection of two strands. Bond: The point where adjacent strands meet. Style Designation. They can be formed and welded; however, they are more difficult to cut than perforated panels. Our expanded metals are often used as Safety Grating, Chimney Cpas, Wire Mesh, guards, fixtures, filters and more. Squareness – An expanded metal blank will be square to within the largest tolerance of length or width. 94. Unflattened: Expanded metal as it is produced off the expanded metal press with no secondary flattening operation. Base Metal: Original metal before it is expanded; thickness is usually stated as gauge. The other is open area. S.W.O. Produces closed uniform meshes.This … SILL: A metal channel secured to the floor in which the sill section of a hollow metal … Hole center is one of two measures of perforation spacing. The first number is the nominal diamond dimension Long Way of design (LWD) which is determining our Product code. Random Sheared Edge – The shearing operation produces an “open” or random edge. Hole Center . Expanded metal as it comes from the press. Terminology. This … SECOND NUMBER: used in conjunction with the first number MAY specify the gauge of metal, weight per hundred square feet, or may have some other significance. Typical footage per coil is 2,000 or more feet. Expanded Metals Terminology: Expanded Metal: A rigid piece of metal that has been slit and drawn into an open mesh pattern in a single operation. Camber—the bow of a side or edge from end to end from a straight line. Expanded Metal Terminology 101 Midwest produces Expanded Metal in a variety of materials such as aluminum, stainless steel, galvanized, carbon steel, copper, brass and titanium. . Expanded Metal Products Terminology - Dimensions for metal mesh sizing.  (Example) Part size 24″  (+-1/32) LWD x 24″ (+-1/16)  SWD will be square to within 1/16″. Expanded metal Terminology STYLE DESIGNATION Expanded metal products are designated by a series of numbers which identify a given style The first number designates nominal diamond pitch Short Way of Diamond (SWD) The second number used in conjunction with the first may specify the gauge of metal. EXPANDED METAL TERMINOLOGY BOND: WHERE TWO STRANDS INTERSECT SWD SWO LWO LWD Strand Thickness LWD SWD S.W.D. Get it as soon as Mon, Jan 18. SHEARING. (See Diagram), LWD: Long way of design measured from center of bond to center of bond. Expanded Metal: A rigid piece of metal that has been slit and drawn into an open mesh pattern in a single operation. FREE Shipping on orders over $25 shipped by Amazon. Flat – Expanded metal that is cold-rolled after expansion, to provide a smooth, flat and level sheet; thus the term Flattened Metal. SWO – Short way of opening EM 30 as per the illustration on the left. A broad line of products in a wide range of sizes, shapes and specifications. Flattened: Expanded metal that has been cold-rolled after expansion, to provide a smooth, flat, and level sheet. There is an instruction of ordering expanded metal panels, it helps you make an order. Conventional mesh is formed in a diamond pattern. Produces closed uniform meshes. It is commonly used for fences and grates, and as metallic lath to support plaster or stucco Description. Sheet size is dependent on where the bond falls during the M/R process. Shearing Tolerances ... Raised Expanded How To Order Expanded Metal Specify the size sheet required, listing SWD first.  The flattening process will reduce the original thickness by approximately 10%. It is stronger, lighter in weight and more rigid than the original base metal. It is most easily classified as either standard or flattened, but can also be grouped according to specific end-uses (for example, filter mesh, industrial mesh, grating and decorative meshes). Also called regular, unflattened, or raised expanded metal. Expanded metal is an extraordinarily versatile material. It is stronger, lighter in weight and more rigid than the original base metal. (See diagram). Expanded Metal Grating: Sheet or plate expanded into a structural open grating ideal for catwalk and platform application. STRAND The term STRAND WIDTH refers to the width of the material and is always half of the knuckle measurement. Expanded Metal comes in a standard (raised) or flattened diamond pattern in a variety of gauges, opening sizes, materials and sheet sizes. Established China Manufacturer and Exporter of Expanded Metal Sheets from Standard Flattened Diamond Mesh to Raised Heavy Hexagonal Mesh Patterns, Decorative Expanded Metal Mesh for Architectural Cladding. SWD Nominal dimension, Short Way of Diamond. Expanded Metal Machine; Terminology of Perforated Metal. The Company distributes steel products and conducts its distribution business in three principal business segments: metals service centres; energy products and steel distributors. Coil  Expanded metal that is produced to a specific width and then wound on a core. (See Diagram), Bond: The solid intersection of two strands - Double the strand width. Conventional mesh is formed in a diamond pattern. EXPANDED METAL Terminology SWD- "Short way Of diamond, or design" d menslon; first ... Strand Width- Amount of metal fed under the dies to produce one strand. SWD - Short Way of Design - Distance from a point on a bond to a corresponding point … The standards of Ultimate Tensile, Yield Strength and Elongation do not necessarily apply. Expanded Metals Terminology. $18.94 $ 18. Diamond: The open area formed by stands and bonds. The first rule in testing expanded metal and expanded plastic is the need for new rules. Bond The solid intersection of two strands. The strands and bonds are set at a uniform angle to the plane of the sheet. (See Diagram), SWD: Short way of design measured from center of bond to center of bond. Strand width Metal plate length for making one strand. Expanded Metal Terminology. Expanded Metal is a versatile and economical. It is stronger, lighter in weight and more Measured form a point to a corresponding point on the adjacent diamond. Measured from the inside of the bonds. LW Long way of expanded metal sheet. Online Metal Supply Steel Expanded Metal, Galvanized, Flattened Sheet 1/2#16.050" x 12" x 12" 4.2 out of 5 stars 19. Expanded Metal Ordering Procedure. S.W.D. Expanded Metal. L.W.O. The first number designates nominal diamond pitch Short Way of Diamond (SWD) The second number used in conjunction with the first may specify the gauge of metal. The expanded metal terminology helps you understand the specification and make an order quickly. Strand thickness Thickness of the metal that to be expanded. SWD – Short way of diamond Bond Edge – Part produced with closed diamonds. Expanded metal is a type of sheet metal which has been cut and stretched to form a regular pattern (often diamond-shaped) of metal mesh-like material. Metals Service Centers . They are also referred to as Expanded Metal Coils. Russel Metals is one of the largest metals distribution and processing companies in North America. Bonds and strands are turned down to produce a smooth surface. : Long way of the diamond. Midwest produces Expanded Metal in a variety of materials such as aluminum, stainless steel, galvanized, carbon steel, copper, brass and titanium. FLATTENED. A specialized product line focused on the needs of its energy industry customers ... TERMINOLOGY. Expanded panels are more rigid than perforated panels and are for use when structural stability is important. Decorative Expanded Metal: Manufactured with unique shaped openings which possess great appeal for architects and designers. Simply establishing the area to be considered becomes a point of discussion. Steel Expanded Metal is a sheet product that has been slit and stretched to a wide array of diamond shaped openings.Steel Expanded Metal offers savings in weight and metal, free passage of light, liquid, sound and air, while providing a decorative or ornamental effect. 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