This specification covers free-machining ferritic stainless soft magnetic alloy produced or supplied expressly in cold-finished bar form for use in magnetic cores and other parts requiring a high permeability, low-coercivity stainless steel. Two specific alloy types are covered: Grades, alloy type 1 and Grades, alloy type 2. The material shall conform to the chemical composition requirements specified. Material shall be tested using either ring, permeameter, or coercimeter test methods to meet the required specifications.
Document identifier
ASTM A838-18
Title
Standard Specification for Free-Machining Ferritic Stainless Soft Magnetic Alloy Bar for Relay Applications
ASTM Category
Volume 03.04 - Magnetic Properties, Volume 03.07
Publication date
2018-10-01
International Relationship
History of version
ASTM A838-18 * ASTM A838-02(2013) * ASTM A838-02(2007) * ASTM A838-02
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42 vnd |