BICO Akron, Inc. Mogadore, Ohio 330-794-1716 800-321-0983 Fax: 330-733-7189 plate@bicoakron.com BICO Michigan, Inc. Grand Rapids, Michigan 616-453-2400 800-962-4140 Fax: 616-453-2929 plate@bicomichigan.com BICO South, Inc. Spartanburg, S. Carolina 864-595-1025 800-998-1025 Fax: 864-574-4140 plate@bicosouth.com Employee Email Login   CARBON STEELS GRADE   GAGES C1025   5/8" to 20" C1119   1/2" to 6" CC20   1/2" to 6" C1045   1/2" to 12" ALLOY STEELS (MOLD) GRADE HARDNESS GAGES 4140 (Mod.) AS ROLLED 1/2" to 14-1/4" 41X40 (Pre-hard) 33-37 RC 1-1/4" to 22-1/4" SP 300 (P-20 Mod.) 30-34 RC 1-1/4" to 32-1/4" SP 350 (P-20 Mod.) 34-38 RC 1-1/4" to 18-1/4" SP 400 (P-20 Mod.) 38-42 RC 6-1/4" to 20-1/4" ALLOY STEELS (OIL & GAS) GRADE HARDNESS GAGES MECASTEEL 75 * * MECASTEEL 90 * *