ASTM A993-98

1.1 This test method covers dynamic tear testing and is applicable to graphitic cast irons and establishes the transition temperature from examination of fracture appearance. Details of apparatus, specimens, and procedures are included. 1.2 The values stated in SI units are to be regarded as the standard. The inch-pound units given in parentheses are for information only. 1.3 This standard does not purport to address all of the safety concerns, if any, 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.