ASTM A229/A229M-99 - 10.3.1999
 
1. Scope

1.1 This specification covers two classes of oil-tempered steel spring wire intended especially for the manufacture of mechanical springs and wire forms.

1.2 The values stated in either SI (metric) units or inch-pound units are to be regarded separately as standard. The values stated in each system are not exact equivalents; therefore, each system must be used independent of the other.

 
2. Referenced Documents

A370-26

Standard Test Methods and Definitions for Mechanical Testing of Steel Products

A941-26a

Standard Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys (Includes all amendments and changes 4/15/2026).

A751-25

Standard Test Methods and Practices for Chemical Analysis of Steel Products

A700-14(2019)

Standard Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment

A510M-08

Standard Specification for General Requirements for Wire Rods and Coarse Round Wire, Carbon Steel [Metric] (Withdrawn 2011)

E1077-14(2021)

Standard Test Methods for Estimating the Depth of Decarburization of Steel Specimens

A510-08

Standard Specification for General Requirements for Wire Rods and Coarse Round Wire, Carbon Steel

E29-22

Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications