Kimyoviy tarkibi
Baho
C%
P%
S%
Mn%
Si%
Cu%
Ni%
Co%
Fe%
1J22
Maksimal 0,04
Maksimal 0,020
Maksimal 0.30
Maksimal 0,20
Maks -0.5
49.0~51.0
Bal.
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