TU 03N18K9M5T (EP637, VKS-210) Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: Russia / TU

Data updates

Latest Update: 2022-04
Total number of updates: 2
Update History
2021-05

This material has 20 properties — only a subset is shown here.

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TU 03N18K9M5T (EP637, VKS-210) Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.15
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
C
VALUE
≤ 0.03
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Co
VALUE
8.50 – 9.50
UNIT
%
CAS NUMBER
7440-48-4
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mn+Si
VALUE
val1
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UNIT
%
CAS NUMBER
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
P+S
VALUE
val1
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UNIT
%
CAS NUMBER
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
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6

TU 14-1-3039: 1980 / Hot-rolled rods from steel grade 03N18K9M5T (EP637, VKS-210). Technical conditions

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TU 03N18K9M5T (EP637, VKS-210) 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 20 properties — only a subset is shown here.

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TU 03N18K9M5T (EP637, VKS-210) Heat Treatments

  • Quenched from 820 ± 10°C, 1 hour, air cooled; Aged at 500-520°C, 3 hours, air cooled.

TU 03N18K9M5T (EP637, VKS-210) Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 1913 MPa
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Impact Strength
≥ 290 kJ/m²
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Reduction of Area
≥ 45 %
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  • -Cross References
  • 13Composition
  • 3Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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