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AISI ASTM HH

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.20-0.50 Max 2.00 Max 2.00 Max 0.04 Max 0.040 24.0-28.0 11.0-14.0 Max 0.50

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