American National Standard Institute (ANSI) ANSI 156.5 ItemANSI 156.5 Latch Bolt Cycle-testGrade 1-500,000Grade 2-300,000Grade 3-200,000 Deadbolt Cycle-testGrade 1-250,000Grade 2-150,000Grade 3-100,000Fire TestPass UL 10 C 3 hours fire testAnti-corrosionSalt Spray Test 200 hours 1. SCOPE 1.1 ANS