코발트 K1

К1
K1
K1
Co1

ГОСТ В51 ГОСТ 123-2008

C S Mn Ni Fe Cu As Co
ГОСТ 123-2008 ≤0.03 ≤0.004 ≤0.07 ≤0.3 ≤0.4 ≤0.03 ≤0.002 ≥99.25