ASTM B29-19(2025)

Podrobné informácie

Označenie: ASTM B29-19(2025)

Dátum vydania: 01.05.2025

Stránok: 4

Krajina: Americká technická norma

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Anotácia

This specification covers refined lead in pig, block, or hog forms. Lead shall be supplied in commercial standard forms or shapes requested by the purchaser in the following grades: low-bismuth low-silver pure lead, refined pure lead, pure lead, and chemical copper lead. All grades shall be manufactured by any smelting and refining process from ore or recycled materials to meet the specified chemical composition requirements. Chemical analysis samples shall be cleaned thoroughly to rid the surface of dirt or adhering foreign material either by sawing, drilling, or melting prior to sampling, and shall be selected either from the lot during casting, or from the final solidified cast product.


Keywords:
chemical-copper lead, lead, lead metal, pure lead, refined pure lead,, ICS Number Code 77.150.60 (Lead, zinc and tin products)