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ASTM ASTM A335 GRADE P9

Chemical composition(mass fraction)(wt.%)

Chemical composition(mass fraction)(wt.%)
C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%)
Max 0.15 0.25-1.00 0.30-0.60 Max 0.025 Max 0.025 8.00-10.00 0.90-1.10