This standard specifies the classification, dimensions, appearance, technical requirements, test methods, inspection rules, packing, marking, quality certificate and others of the carbon steel spring wire for significant use.
This standard is applicable to manufacturing such springs with high stress or the valve springs for significant use that will not pass through heat treatment or only through low temperature tempering.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. At time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.
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