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1.1 This specification covers seven regular grades of ferrosilicon for steelmaking and foundry uses designated A, B, C, D, E, F, and G, and subgrades designated as low-aluminum, boron-bearing, and calcium-bearing.
1.2 The values stated in inch-pound units are to be regarded as the standard. The metric equivalents of inch-pound units (SI units) given in parentheses may be approximate.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
A1025 Specification for Ferroalloys and Other Alloying Materials, General Requirements
E11 Specification for Woven Wire Test Sieve Cloth and Test Sieves
E360 Test Methods for Chemical Analysis of Silicon and Ferrosilicon
ICS Number Code 77.100 (Ferroalloys)