鉛C2C

С2С
C2C
S2S
Pb2Pb

ГОСТ В51 ГОСТ 3778-98

Fe Cu As Zn Sn Sb Pb Bi Ag
ГОСТ 3778-98 ≤0.001 ≤0.001 ≤0.001 ≤0.001 ≤0.001 ≤0.001 ≥99.97 ≤0.02 ≤0.002

σB, МПа d5, %
15 60-70
11-13 30-40

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