AFNOR NF 20 NCD 12-M Cast steels

Material group: Ferrous Alloys / Cast steels
Country / Standard: France / AFNOR NF

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This material has 33 properties — only a subset is shown here.

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AFNOR NF 20 NCD 12-M Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.2300
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.3500 – 1.8500
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Remainder
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
P
VALUE
val1
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UNIT
%
CAS NUMBER
7723-14-0
CRITERIA
S
VALUE
val1
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UNIT
%
CAS NUMBER
7704-34-9
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

NF A 32-054 / Foundry products - Cast steels for general purpose in mechanical engineering

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AFNOR NF 20 NCD 12-M Heat Treatments

  • Hardening: 820-880°C, water or oil quenching; Tempering: 600-650°C.

AFNOR NF 20 NCD 12-M Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 750 MPa
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Brinell Hardness (HB)
300 — 450
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Elongation, A
≥ 3 %
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Impact Energy
val1
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J
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Yield Strength, Rp0.2
val1
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MPa
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  • 10Cross References
  • 9Composition
  • 13Mechanical Properties
  • -Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • -Total Suppliers