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ASTM A739-90a(2000)

Historical Reaffirmation

Standard Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both

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1.1 This specification covers hot-wrought, ferritic alloy steel bars for elevated temperature or pressure-containing parts suitable for fusion welding or both.

1.2 The bars are furnished in the following grades:

Grade B 11: 1.25% chromium, 0.55% molybdenum

Grade B 22: 2.25% chromium, 1.00% molybdenum

1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.


SDO ASTM: ASTM International
Document Number A739
Publication Date Jan. 1, 2000
Language en - English
Page Count 2
Revision Level 90a(2000)
Supercedes
Committee A01.15
Publish Date Document Id Type View
March 1, 2022 A0739-90AR22 Reaffirmation
Sept. 1, 2016 A0739-90AR16 Reaffirmation
March 1, 2012 A0739-90AR12 Reaffirmation
March 1, 2006 A0739-90AR06 Reaffirmation
Jan. 1, 2000 A0739-90AR00 Reaffirmation