CSN 13 221 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: Czech Republic / CSN

Data updates

Latest Update: 2016-08
Total number of updates: 1
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CSN 13 221 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al met
VALUE
0.0150 – 0.0700
UNIT
%
CAS NUMBER
CRITERIA
C
VALUE
0.1500 – 0.2000
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
≤ 0.3000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cr+Cu
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Cu
VALUE
val1
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UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
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
CRITERIA
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2

CSN 41 3221: 1974 / Manganese-Nickel-Vanadium-Nitrogen steel 13 221

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CSN 13 221 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Density
7.67 — 7.86 kg/dm³
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Poisson Coefficient
0.27 — 0.3
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This material has 50 properties — only a subset is shown here.

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CSN 13 221 Heat Treatments

  • Thermoforming 1150 at 850°C, cooling in air.
    Normalizing at 920 t 940°C, cooling in air.
    Tempering and annealing for stress relief at 550 to 580°C, cooling in air. For reduction of the strength can be applied tempering temperature above 580°C

CSN 13 221 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
590 — 740 MPa
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Elongation, A
≥ 20 %
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Impact Strength
val1
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kJ/m²
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Yield Strength, Rp0.2
val1
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MPa
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  • -Cross References
  • 12Composition
  • 33Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • 1Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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