Aktivní norma | Vydána: 01.05.2025

ASTM A689-25

Standard Specification for Carbon and Alloy Steel Bars for Springs

Dostupné jazyky: Anglicky

Dostupné provedení: Online zabezpečené PDF, Norma a Redline - Online zabezpečené PDF, Tištěné, Tisk + redline

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Podrobné informace

Označení: ASTM A689-25

Datum vydání: 01.05.2025

Stran: 4

Země: Americká technická norma

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Anotace

This specification covers hot-wrought steel bars for the manufacture of general purpose springs such as coil, torsion, and leaf. The steel shall be melt processed by using open-hearth, basic-oxygen, or electric furnace. The materials shall undergo heat analysis and shall conform to the required chemical compositions and hardenability. The steel specimens shall conform to the required values of rounded corner radii and cross section tolerances for round-edge flat bars.

Keywords:
alloy steel bar, carbon steel bar, coil spring, leaf spring, torsion spring,, ICS Number Code 77.140.25 (Spring steels)

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