USM合金

УСМ
UCM
USM
PbCu

ГОСТ В51 ГОСТ 1292-81, ГОСТ 1292-2005

Ni Fe Cu As Zn Sn Sb Pb Bi Mg Ag Na
ГОСТ 1292-81 ≤0.001 ≤0.005 ≤0.02 0.15-0.3 ≤0.001 ≤0.01 3-4 ≤0.03 ≤0.002 ≤0.02 ≤0.0013