Standard Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or Both
|Publication Date:||31 August 1990|
|ICS Code (Steels for pressure purposes):||77.140.30|
This specification2 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 the following grades:
Grade B 11: 1.25 % chromium, 0.55 % molybdenum
Grade B 22: 2.25 % chromium, 1.00 % molybdenum
The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
2 For ASME Boiler and Pressure Vessel Code applications see related Specification SA-739 in Section II of that code.