ASTM A855/A855M-03(2020)

Podrobné informace

Označení: ASTM A855/A855M-03(2020)

Datum vydání: 01.09.2020

Stran: 5

Země: Americká technická norma

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Anotace

This specification covers five grades of zinc-5 % aluminum-mischmetal (Zn-5 Al-MM) alloy-coated, steel wire strand, composed of a number of round, steel wires, with four weights of Zn-5 Al-MM alloy coatings, suitable for use as guys, messengers, span wires, and for similar purposes. The five grades covered are: utilities; common; Siemens-Martin; high-strength; and extra high-strength. The four weights covered here are Classes 1, A, B, and C. The base metal shall be steel made by any commercially accepted steel making process. The bath metal used in continuous hot-dip Zn-5 Al-MM alloy-coating shall meet the chemical composition limits specified. The determination of chemical composition shall be made in accordance to the required specifications. Breaking strength test, elongation test, and ductility test shall be made to conform to the requirements specified.


Keywords:
steel-wire strand, wire, zinc-5 % aluminum-mischmetal alloy coated steel wire strand,, ICS Number Code 77.140.65 (Steel wire, wir ropes and link chains)