Aktivní norma | Vydána: 01.09.2026

ASTM A865/A865M-26

Standard Specification for Threaded Couplings, Steel, Black or Zinc-Coated (Galvanized) Welded or Seamless, for Use in Steel Pipe Joints

Dostupné jazyky: Anglicky

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Podrobné informace

Označení: ASTM A865/A865M-26

Datum vydání: 01.09.2026

Stran: 5

Země: Americká technická norma

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Anotace

This guide covers standard specification for black or galvanized welded or seamless threaded steel couplings for use with steel pipe joints in NPS 1/8 to NPS 20 [DN 6 to DN 500] inclusive. The steel for both welded and seamless couplings shall be made by one or more of the following processes: open-hearth, electric-furnace, or basic-oxygen. Welded couplings NPS 31 [DN 90] and under may be butt-welded. Welded couplings over NPS 31 [DN 90] shall be electric-welded. The steel shall conform to the required chemical composition for phosphorus and sulfur.

Keywords:
black steel pipe, seamless steel pipe, steel pipe, welded steel pipe, zinc coated steel pipe,, ICS Number Code 23.040.60 (Flanges, couplings and joints)

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