ASTM A739
Standard Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both
| Organization: | ASTM |
| Publication Date: | 31 August 1990 |
| Status: | inactive |
| Page Count: | 2 |
| ICS Code (Steels for pressure purposes): | 77.140.30 |
scope:
1. Scope
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.
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