Interstate Steel Processing 2017-05-24T17:30:00+00:00

Interstate Steel Processing

INTERSTATE STEEL PROCESSING – Interstate Steel Processing (ISP) is a premier national distributor of flat rolled steel, focusing on the critical requirements of users in the automotive, appliance, building products, and office furniture industries. ISP’s slitting is complemented by a national network of qualified partners working together to service the customer. At ISP, the primary focus is on the prepainted steel market. ISP was the first service center to sell prepainted steel, and since 1972 has been a leader in the evolution of prepainted steel technology and applications. ISP has experienced prepaint managers and metallurgists on staff to assure that customers will receive the latest and most cost effective material specifications to meet product requirements. Prepainted steel can be used for a variety of purposes and has the benefit of minimizing in-process inventory, reducing environmental compliance costs, and increasing customer productivity.


  • Slitting for pre-paint and other surface critical materials
  • Slitting available with half commercial width tolerance
  • Shape enhanced coils in gauges .012″ – .120″
  • Corrective leveling on sheets in gauges .018″ – .120″
  • Waterproof stretch-wrapped finished goods
  • AISI bar coded products
  • Special automated handling systems
  • ISO 9002 certified

Interstate Steel Processing – Chicago

12100 Stoney Island Avenue
Chicago IL 60633-2430
Phone: (773) 646-6300
Fax: (773) 646-0973