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ASTM A407-07

Historical Revision

Standard Specification for Steel Wire, Cold-Drawn, for Coiled-Type Springs

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

1.1.1 Type A - Coiled (Marshall pack),

1.1.2 Type B - Coiled and knotted,

1.1.3 Type C - Coiled and knotted (offset style),

1.1.4 Type D - Coiled and hooked (single and cross helicals),

1.1.5 Type E - Coiled and hooked (short tension-regular tensile strength),

1.1.6 Type F - Coiled and hooked (short tension-high tensile strength),

1.1.7 Type G - Regular lacing,

1.1.8 Type H - Automatic lacing,

1.1.9 Type I - Zig-zag (U-formed),

1.1.10 Type J - Square-formed, and

1.1.11 Type K - Sinuous for furniture spring units.

1.2 These types of upholstery springs are used in the manufacture of automotive seat springs, furniture springs, bed spring units, mattresses, furniture cushions, and automobile seats. This wire is not intended for the manufacture of mechanical springs.


SDO ASTM: ASTM International
Document Number A407
Publication Date May 1, 2007
Language en - English
Page Count 3
Revision Level 07
Supercedes
Committee A01.03
Publish Date Document Id Type View
April 1, 2023 A0407-23 Revision
March 1, 2018 A0407-18 Revision
May 1, 2007 A0407-07 Revision
April 1, 2013 A0407-07R13 Reaffirmation
March 1, 2004 A0407-93R04 Reaffirmation
Oct. 10, 1998 A0407-93R98 Reaffirmation