銅 M1u

銅 M1b 銅M3r 銅 M3 M2r銅 М2k銅 銅 M2 銅 M1f 銅 M1u M1r銅 銅 M1k 銅M1 銅 M0k 銅 M0b 銅 M00k М00б銅 銅 M00 銅 M0 AMF銅 AMF銅

М1у
M1u
M1u
Cu1у

ГОСТ В53 ГОСТ 767-91

S Ni Fe Cu As Zn Sn Sb Pb Bi O
ГОСТ 767-91 ≤0.003 ≤0.002 ≤0.003 ≥99.9 ≤0.001 ≤0.004 ≤0.002 ≤0.002 ≤0.002 ≤0.001 ≤0.045