Profile: Mid-West Materials, Inc. is a steel service center that warehouses various grades of hot rolled, cold rolled & coated steel. Our coated steel includes galvanized, galvannealed, aluminized and galvalume steel. Our inventory includes 40,000 tons of low, medium and high carbon, alloy and high-strength steels in coil, sheet and plate; available for immediate delivery. We are accredited with ISO 9001 certification.