Active standard | Published: 01/03/2022

ASTM A739-90a(2022)

Standard Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both (Includes all amendments and changes 3/7/2022).

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Detail information

Designation: ASTM A739-90a(2022)

Publication date: 01/03/2022

Pages: 2

Country: American technical standard

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Anotation

This specification covers hot-wrought, ferritic alloy steel bars for elevated temperature or pressure-containing parts suitable for fusion welding or both. The bars are furnished in two grades: Grade B 11 and Grade B 22. The steel shall be made by on or more of the following primary processes: open-hearth, basic-oxygen, or electric furnace. The bars shall be normalized and tempered. The heat analysis shall conform to the limits for chemical composition specified. The bars as represented by the test specimen shall conform to the tensile requirements specified.

Keywords:
alloy steel bars, high-temperature applications, hot-wrought steel bars, pressure-containing parts, steel bars, temperature service application—high,, ICS Number Code 77.140.30 (Steels for pressure purposes)

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