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ASTM A417-93(2004)

Current Revision

Standard Specification for Steel Wire, Cold-Drawn, for Zig-Zag, Square-Formed, and Sinuous-Type Upholstery Spring Units (Withdrawn 2008)

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1.1 This specification covers round, uncoated, cold-drawn spring wire in coils having properties and quality intended for the manufacture of the following upholstery springs:

1.1.1 Type A—Zig-zag (U-formed),

1.1.2 Type B—Square-formed, and

1.1.3 Type C—Sinuous for furniture spring units.

1.2 These types of upholstery springs are used in the manufacture of automotive seat springs and furniture springs. The wire is not intended for the manufacture of mechanical springs.


This specification covers round, uncoated, cold-drawn spring wire in coils intended for the manufacture of upholstery springs such as zig-zag, square-formed, and sinuous. The steel shall be made by open-heart, basic-oxygen, or electric-furnace processes. Heat analysis shall be made to determine the percentage of elements, such as carbon and manganese, present in the spring wire. Tension and wrap tests shall be done for one test specimen for each ten coils. Workmanship, inspection, packaging, product marking, and loading are also covered.


SDO ASTM: ASTM International
Document Number A417
Publication Date March 1, 2004
Language en - English
Page Count 3
Revision Level 93(2004)
Supercedes
Committee A01.03
Publish Date Document Id Type View
March 1, 2004 A0417-93R04 Revision
July 15, 1993 A0417-93R98 Reaffirmation