SAE AMS 4640 : 2011
SAE AMS 4640 : 2011
ALUMINUM BRONZE, BARS, RODS, SHAPES, TUBES, AND FORGINGS, 81.5CU - 10.0AL - 4.8NI - 3.0FE, DRAWN AND STRESS RELIEVED (HR50) OR TEMPER ANNEALED (TQ50)
SAE International