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Ordinary Grade Medium-B

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Ordinary Grade Medium-B

Description:

1、SPEC: B:18-19 AL<0.5 SI<1.5 P<0.05 C<0.5 S<0.01
SIZE: LUMP AND POWDER 2、SPEC: B:17-18 AL<0.5 SI<1.5 P<0.05 C<0.5 S<0.01
SIZE: LUMP AND POWDER

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