ASTM A228/A228M-02被替代
Standard Specification for Steel Wire, Music Spring Quality
出版：American Society for Testing and Materials
專家解讀視頻
基本信息
標準編號： ASTM A228/A228M-02
發布時間：2002/3/10 0:00:00
標準類別：Standard
出版單位：American Society for Testing and Materials
標準頁數：4
標準簡介
CONTAINED IN VOL. 01.03, 2008Outlines a round, high quality, cold drawn steel music spring quality wire, uniform in mechanical properties for making springs subject to high stresses or needing good fatigue properties. Values stated in either SI units (metric) or inch-pound units are to be regarded separately as standard. Values from each system are not exact equivalents, therefore each system must be used independently of the other.
標準備注
Supersedes ASTM A 228
(05/2002)
Supersedes FED STD 48
(02/2004)
替代本標準的新標準
