What We Pour
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Specialty Irons

A532 Class II Type D

ASTM:
A532 Class II Type D
ASME:
SA532 Class II Type D
Alloy Family:
Type:
Designation:
20% Cr-Mo
ACI:
AISI:
SAE:
UNS - Cast:
UNS - Wrought:
Common Name - Wrought:

Alloy Casting Statistics

Pounds Poured in 2021

Resources

ASTM A532/A532M-10(2019)
BPVC Section II-Materials, Part A, Ferrous Materials Specifications

Frequently Asked Questions

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Alloy Casting Industries Ltd makes all reasonable efforts to ensure the accuracy and correctness of the data displayed on this site but makes no representations or warranties as to the data’s accuracy, correctness or reliability. The information provided on this page is for reference purposes only. Please consult the appropriate industry standard when necessary.

Related Alloys

A532 Class I Type A
A532 Class I Type B
A532 Class I Type C
A532 Class I Type D
A532 Class II Type A
A532 Class II Type B
A532 Class II Type D
A532 Class III Type A

Industry Standard

Chemical Composition

  • Carbon:
    2.00 - 3.30%
  • Manganese:
    2.00% Max
  • Silicon:
    1.00 - 2.20%
  • Phosphorus:
    0.10% Max
  • Sulfur:
    0.06% Max
  • Chromium:
    18.00 - 23.00%
  • Nickel:
    2.50% Max
  • Molybdenum:
    3.00% Max
  • Nitrogen:
  • Nitrogen + Carbon:
  • Vanadium:
  • Tungsten:
  • Aluminum:
  • Titanium:
  • Copper:
    1.20% Max
  • Columbium:
  • Barium:
  • Boron:
  • Zirconium:
  • Cerium + Lanthanum:
  • Iron:
  • Residual Elements:

Physical Properties

  • Yield Strength:
  • Tensile Strength:
  • Elongation at 2 in:
  • Reduction of Area:

Charpy Properties

  • Test Temperature:
  • Average Energy¹:
  • Single Energy:

¹ Minimum value for 2 test specimens and minimum average of 3 test specimens.