Steel Pipe Manufacturers
| Roll-Kraft (Mentor, OH)
Manufacturer |
| Soconord Corp (Houston, TX)
Manufacturer |
| Superior Group Inc (Conshohocken, PA)
Manufacturer |
| Swanton Welding/Machining Inc (Swanton, OH)
Contract Manufacturer, Service Company |
| Tom's Ornamental Iron Inc (Atlanta, GA)
Contract Manufacturer |
| Tube Fabricator/Roman Engrg Co (Afton, MI)
Manufacturer |
| Tubular Steel Inc (Saint Louis, MO)
Manufacturer |
| Veridiam (El Cajon, CA)
Manufacturer |
| Elmet Technologies, Inc., Div. Of North American Philips Corp. (Lewiston, ME)
Manufacturer |
| AAA Galvanizing Inc (Joliet, IL) |
| Allegheny Ludlum (Vandergrift, PA) |
| Allied Metal Co (Chicago, IL) |
| Allied Tube & Conduit Corp (Philadelphia, PA) |
| American Steel & Aluminum Corp (Harrisburg, PA) |
| Ames Reese Inc (Bird In Hand, PA) |
| Anker Industries Inc (Pittsburgh, PA) |
| Banner Service Corporation (Carol Stream, IL) |
| Bar Processing Of IN (Hammond, IN) |
| Bar Steel Service Center (Indianapolis, IN) |
| Berwick Steel Co (Piqua, OH) |
| Best Metal Corp (Woodstock, IL) |
| Bohler-Uddeholm Corp (Wood Dale, IL) |
| Botts, J H Inc (Joliet, IL) |
| Bulk Manufacturing of Florida (Plant City, FL)
Contract Manufacturer |
| C T P Corp (Indianapolis, IN) |
