銅 M1b

М1б
M1b
M1b
Cu1б

ГОСТ В51 ГОСТ 193-79, ГОСТ 859-2001
ТУ В64 ТУ 48-21-366-74
ТУ В52 ТУ 48-21-498-75

S P Ni Fe Cu As Zn Sn Sb Pb Bi O
ГОСТ 859-2001 ≤0.004 ≤0.002 ≤0.002 ≤0.004 ≤0.002 ≤0.003 ≤0.002 ≤0.002 ≤0.004 ≤0.001 ≤0.003

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