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ASTM A407-18

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

NORMA vydaná dňa 1.3.2018

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Informácie o norme:

Označenie normy: ASTM A407-18
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.3.2018
Kód tovaru: NS-845242
Počet strán: 4
Približná hmotnosť: 12 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM

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Anotácia textu normy ASTM A407-18 :

Keywords:
coiled-type, cold-drawn, sinuous, springs, square-formed, upholstery, wire, zig-zag,, ICS Number Code 77.140.25 (Spring steels)

Doplňujúce informácie

1. Scope

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.

1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

2. Referenced Documents

A370-23	Standard Test Methods and Definitions for Mechanical Testing of Steel Products
AIAGB-5 02.00	Primary Metals Identification Tag Application Standard Available from Automotive Industry Action Group (AIAG), 26200 Lahser Rd., Suite 200, Southfield, MI 48033-7100, www.aiag.org.
A700-14(2019)	Standard Guide for Packaging, Marking, and Loading Methods for Steel Products for Shipment
E29-22	Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

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