If your material contains a significant percentage of these metals then it will have some degree of magnetism to it.
Steel Plate Lifting Magnets - Magnetic Sheet Metal Lifting Device
Magnets for the sheet metal industry
Types of Magnetic Sheet Metal - Alpine Sheet Metal Systems
Hold sheet metal and automotive metal panels firmly in a positive location for cutting, welding, tacking, painting and repair operations. Rare earth
Sheet Metal Magnets
IMI's Sheet Seeker® Revolutionizes Steel Sheet Metal Separation
Types of Magnetic Sheet Metal - Alpine Sheet Metal Systems
Types of Magnetic Sheet Metal - Alpine Sheet Metal Systems
Add metallic accents to any project Paint or add fabric for decorative touch Expand your creativity with MD Building's decorative metal sheets Cuts
MD Building Products 57321 Decorative Magnetic Galvanized Steel Sheet
Add metallic accents to any project Paint or add fabric for decorative touch Expand your creativity with MD Building's decorative metal sheets Cuts
MD Building Products 57321 Decorative Magnetic Galvanized Steel Sheet
Flexible Steel Vinyl Magnetically-Receptive Sheet
M-D Building Products 57321 Decorative Magnetic
Precision Thin Rolled Metal Products