TM 1-1500-204-23-6 Table 4-10.   Identification of Steel - CONT Commercial Current Physical Surface designation Specification Type Condition Conditions Bars and Rods - continued 410 and 420 QQ-W-423 Heat- Corrosion- Treated Resistant Annealed QQ-W-461 I. Light Zinc-Coated Hard II. Medium Annealed III.  Heavy Music Wire QQ-W-470 Cold-Drawn 6150 MIL-S-8696 A (Annealed) Corrosion- 1. Cold B (Spring Resistant Finished Temper) 2. Ground Table 4-11.  Titanium and Titanium Alloys Tensile strength Percent alloy Class Condition (psi-min ) Sheet and Strip - Military Specification MIL-T-9046 8Mn 1 Hot-Rolled, Annealed 120,000 6A1-4V 2 and Descaled 130,000 5A1-2 5 Sn 3 120,000 2Fe-2Cr-2Mo 4 120,000 Bars, Forgings and Forging Stock - Military Specification MIL-T-9047 Unalloyed 1 Hot-Worked, Annealed, 80,000 5A1-2-1/2 Sn 2 and Descaled 115,000 3A1-5Cr 3 140,000 2Fe-2Cr-2Mo 4 130,000 6A1-4V 5 130,000 4A1-4Mn 6 130,000 5A1-1 1/2 Fe- 7 140,000 1-1/2Cr-1-1/2Mo 145,000 Al - Aluminum Mn - Manganese V - Vanadium Cr - Chromium Mo - Molybdenum Fe - Iron (Ferrum) Sn - Tin (Stannum) 4-27/(4-28 blank)