Founded in 1927, Mapes & Sprowl Steel is a leading service center specializing in enameling steel for porcelain-coating applications, silicon electrical steel for electrical applications and Agion® antimicrobial treated steel.Backed by metallurgical experts, and decades of collective steel mill experience, Mapes and Sprowl is sure to have an innovative solution to your current challenge. Along with these professionals, dedicated operators and support staff make up Mapes & Sprowl’s workforce. Our employee owners display unmatched commitment and pride in their work, and we are sure you will notice the difference everyday.

For over 85 years, Mapes & Sprowl has been the leader in improving quality and technology for the enameling and electrical steel industries. Our knowledgeable staff provides on-site consulting across North America, to assist in determining your steel processing needs and specifications.Backed by metallurgical experts, and over 100 years of collective steel mill experience, Mapes & Sprowl is sure to have an innovative solution to your current challenge. Along with these professionals, dedicated operators and support staff make up Mapes & Sprowl’s workforce. Our employee owners display unmatched commitment and pride in their work, and we’re sure you’ll notice the difference every day.

Quality Control
Mapes & Sprowl maintains strict Statistical Process Control (SPC) standards. The company is ISO 9002 certified and welcomes customer audits.

Cutting Edge Technology
To insure that Mapes & Sprowl maintains its position as technology leader for the industry, we maintain membership in the Porcelain Enamel Institute. Through this membership, we are among the first to learn of more efficient enameling procedures, new market opportunities, and we are able to improve our relationships with customers and vendors.

Location
Mapes & Sprowl is headquartered in a 60,000 square foot facility 20 minutes west of Chicago in Elk Grove Village, Illinois. This central location allows easy access to customer locations throughout North America, and from the country’s top steel producers.

Mission & Values

Since its founding in 1927, Mapes & Sprowl has been the leader in improving quality and technology for the enameling and electrical steel industries. Our knowledgeable staff provides on-site consulting across North America, to assist in determining your steel processing needs and specifications.Backed by metallurgical experts, and over 100 years of collective steel mill experience, Mapes & Sprowl is sure to have an innovative solution to your current challenge. Along with these professionals, dedicated operators and support staff make up Mapes & Sprowl’s workforce. Our employee owners display unmatched commitment and pride in their work, and we’re sure you’ll notice the difference every day.

Capabilities

• From household appliances, barbeque grills, cookware, signs/panels and heat exchangers to automotive parts and fireplace components, Mapes & Sprowl stands ready to meet your specific enameling steel needs. Our offerings resist fishscaling during the enameling process, resist carbon boil during enameling, and provide the sag resistance needed during the firing process. The result for you is quality end products run after run.
• As a full service supplier of electrical steel sheet and coil, including fully processed, semi-processed, cold colled and CRML electrical steel, we provide one on one technical consultation to determine the best grade for your specific application