ASTM C694-90a(1995)

1.1 This test method covers the evaluation of the weight-loss (mass loss) characteristics of sheet steel in sulfuric acid solution.

1.2 This test method provides means of rating the effectiveness of in-plant pretreatment acid solutions in preparing steel surfaces for porcelain enameling.

1.3 The values stated in inch-pound units are to be regarded as the standard. The values in parentheses are for information only.

1.4 This standard does not purport to address the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.