Aktivní norma | Vydána: 15.08.2024

ASTM A232/A232M-24

Standard Specification for Chromium-Vanadium Alloy Steel Valve Spring Quality Wire

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 A232/A232M-24

Datum vydání: 15.08.2024

Stran: 5

Země: Americká technická norma

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Anotace

This specification covers the highest quality of round chromium-vanadium alloy steel wires for manufacture of valve springs and other springs with high-fatigue properties under moderately elevated temperatures. The wires shall be annealed, cold-drawn, or oil-tempered. The material shall conform to specified carbon, manganese, phosphorus, sulfur, silicon, chromium, and vanadium contents. Guidelines for mechanical testing are given. Values for tensile requirements are provided. Material decarburization shall be examined. Attention is also given to workmanship, finish, and appearance of the product, and as well as its inspection, rejection, rehearing, and certification. Packaging, marking, and loading for shipment is also described.

Keywords:
alloy, chromium-vanadium, valve spring, wire,, ICS Number Code 77.140.25 (Spring steels)

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