ASTM-C95200 Al (%) Fe (%) Cu (%) 8.5-9.5 2.5-4.0 ≧ 86 Porogaramu Aluminium Bronze Kode y'igihugu ASTM Bisanzwe B148 Ubwoko bw'icyuma C95200 Igihe cyo kohereza: Ukuboza-14-2020