Material Grades

Metal Grating Materials

Marco Specialty Steel provides all of our metal grating materials in a wide variety of grades and specifications. Our expansive inventory includes a wide selection of “off the shelf” items in Carbon Steel, Stainless Steel, Aluminum, Galvanized and Nickel Alloys. However, our strength lies in our ability to provide not just the standard, but the non-standard specialty steels. We regularly supply custom manufactured and fabricated products for our customers in a wide variety of heat and corrosion resistant stainless steel and nickel alloys such as 321 stainless, 347 stainless, Monel 400 and Inconel 600. Whatever your requirement, give Marco Specialty Steel a call today and talk to one of our technical sales representatives, or use the handy request a quote button to the right.

316l-stainless-steel-woven-wire-cloth, stainless steel grade
316L Stainless Steel Wire Mesh

Stainless Steel

Stainless steel, also known as corrosion-resistant steel, is an iron-based steel alloy, containing minimum 11% chromium. Click the links below to find out more.

304 • 304L • 305 • 309 • 310 • 316/316L • 317L • 321 • 330 • 347 • 410 • 430 • 904L



Learn More About Stainless Steel

Nickel Alloy

Nickel and nickel alloys are non-ferrous metals with high strength and toughness, excellent corrosion resistance, and superior elevated temperature properties. Click the links below to find out more.

C-276 • Monel 400 •  Inconel 600 •  Inconel 625 •  Incoloy 800 •  Incoloy 825 •  Nickel 200 •  330 •  Alloy 20


Learn More About Nickel Alloy

Aluminum-Access-Panels, Bar Grating fabrication
Aluminum Bar Grating Panels


Aluminum is the second most common used material, right behind steel. Click the links below to find out more.

3003 •  5052 •  6061 •  6063




Learn More About Aluminum

Galvanized Welded Wire Mesh

Galvanized Steel

Galvanized steel, also known as hot rolled steel, has been zinc coated to protect against corrosive agents. Click the links below to find out more.

A-527/526 •  A-563 •  A-591




Learn More About Galvanized Steel

carbon-steel-welded-mesh-36 x 144
Carbon Steel Welded Mesh

Carbon Steel and Alloy Steel

Carbon steel is also known as plain steel. It comes in 4 types; Low Carbon, Medium Carbon, High Carbon and Very High Carbon. Carbon steel is economical, has high strength and can be welded but will rust in certain conditions. Click the links below to find out more.

A-36 •  A-1018 •  A-569 •  A-1011 •  A-387