GB 15MnNiNbDR Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: China / GB
Indicative price:

Data updates

Latest Update: 2026-05
Total number of updates: 8
Update History

This material has 8744 properties — only a subset is shown here.

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GB 15MnNiNbDR Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.18
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Mn
VALUE
1.20 – 1.60
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Nb
VALUE
0.015 – 0.040
UNIT
%
CAS NUMBER
7440-03-1
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

GB/T 3531: 2014 / Low alloy steel plates for low temperature pressure vessels

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GB 15MnNiNbDR 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 8744 properties — only a subset is shown here.

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GB 15MnNiNbDR Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
520 — 630 MPa
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Elongation, A
≥ 20 %
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Yield Strength, Rp0.2
≥ 340 MPa
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  • -Cross References

  • 33Composition
  • 77Mechanical Properties
  • 3Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability

  • -Stress-Strain
  • 1Formability
  • -Fatigue
  • -Fracture
  • 30Creep

  • 83Joints
  • -Coatings
  • 25Dimensions
  • 1Tribology

  • 8491Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • -Total Suppliers