This specification covers different sizes of several grades of silicon metal. The metal shall undergo chemical analysis and shall conform to specified chemical composition requirements.

1.1 This specification covers several grades of silicon metal.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. The SI equivalents of inch-pound units given may be approximate.