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Produce a gray iron having the composition wt%

Produce a gray iron having the composition (wt%) 3.2 C, 1.8 Si, 0.11 Mn, <=0.05 P, <=0.05 S, using a coreless induction melting furnace.

The following raw materials are available:
A????1 pig iron: 3.8 C, 0.8 Si, 0.1 Mn, 0.12 P, 0.06 S;
A????1 steel scrap: 0.8 C, 0.5 Si, 0.05 Mn, 0.03 P, 0.04 S;
A????1 returns;
A????1 FeMn (80FeMn); 80% Mn; balance Fe (75FeSi): 75 %Si, balance Fe. A????1 Graphite (100% C)
The total amount of returns available for charging is 35%.

Jun 19 2020 View more View Less

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