20Х25Н20С 합금

20Х25Н20С
20X25H20C
20H25N20S
20Cr25Ni20Pb

ТУ В62 ТУ 1333-047-00220302-02, ТУ 1320-003-18648658-00

C S P Mn Cr Si Ni Fe Cu As Al V Ti Mo Zn Sn Pb
ТУ 1320-003-18648658-00 0.2-0.25 ≤0.03 ≤0.03 0.8005-1.51 23-27 1.1995-1.74 19-22 ≤0.2 ≤0.01 0.0005-0.1 0.0005-0.2 0.0005-0.1 ≤0.5 ≤0.01 ≤0.01 ≤0.01

sТ|s0,2, МПа σB, МПа d5, % y, %
≥245 ≥441 ≥10 ≥10
≥245 ≥441 ≥10 ≥10

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