Область применения

1.1 These test methods cover testing of single filament steel wires that are used to reinforce hose products. By agreement, these test methods may be applied to similar filaments used for reinforcing other rubber products.

1.2 These test methods describe test procedures only and do not establish specifications or tolerances.

1.3 These test methods cover the determinations of the mechanical properties listed below:

PropertySectionBreaking force (strength)7-13Yield strength7-13Elongation7-13Knot strength14-20Torsion resistance21-27Reverse bend28-34Wrap35-41Diameter42-48

1.4 These test methods are written in SI units; the inch-pound units which are provided are not necessarily exact equivalents of the SI units. Either system of units may be used in these test methods. In the case of referee decisions, the SI units will prevail.

1.5 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.