C92200 / CDA 922 Leaded Tin Bronze Alloys Specifications : ASTM MILITARY Centrifugal Cast ASTM B271 QQ-C-390 Continuous Cast ASTM B505 QQ-C-390 Sand Cast ASTM B548 QQ-C-390 Mechanical Properties : Form Specification Tensile, min ksi (MPa) Yield, min ksi (MPa) Elongation in 2”, % min Centrifugal Cast ASTM B271 40 (276) 18 (124) 20 Continuous Cast ASTM B505 44 (303) 22 (152) 18 Sand Cast ASTM B584 40 (276) 18 (124) 20 Compositions : Commercial UNS No. Copper Tin Lead Zinc Nickel incl. Cobalt Iron Phosphorus C92200 86.0-88.0 5.0-6.0 1.5-2.5 3.0-5.5 .5-1 0.25 max 0.05 max QQ-C-390 UNS No. Copper Tin Lead Zinc Nickel incl. Cobalt Iron Phosphorus C92200 86.0-88.0 5.0-6.0 1.5-2.5 3.0-5.5 .5-1 0.25 max 0.05 max Physical Properties : Density 68o F 0.312 lb/in3 Melting Range 1518-1810o F Casting Yield Medium Drossing Low Effect on Section Size High Fluidity Medium Gassing Medium Machinability rating (C360 = 100) 42 Brazing Excellent Soldering Excellent