GB 11Cr9Mo1W1VNbBN Structural and constructional steels

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

Data updates

Latest Update: 2018-07
Total number of updates: 1
Update History

This material has 64 properties — only a subset is shown here.

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GB 11Cr9Mo1W1VNbBN Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.020
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
B
VALUE
0.0003 – 0.0060
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.09 – 0.13
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
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
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
CRITERIA
N
VALUE
val1
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UNIT
%
CAS NUMBER
7727-37-9; 17778-88-0
CRITERIA
Nb
VALUE
val1
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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
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2
CRITERIA
W
VALUE
val1
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UNIT
%
CAS NUMBER
7440-33-7
CRITERIA
Zr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-67-7

Seamless steel tubes and pipes for high pressure boiler, GB/T 5310, 2017

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GB 11Cr9Mo1W1VNbBN 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 64 properties — only a subset is shown here.

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GB 11Cr9Mo1W1VNbBN Heat Treatments

  • Normalizing temperature from 1040°C to 1080°C; Tempering temperature 750°C to 780°C.
    For S>70 mm steel pipes can be quenched and tempered. Quenching temperature not less than 1040°C, tempering temperature 750°C to 780°C.

GB 11Cr9Mo1W1VNbBN Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
≥ 620 MPa
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Brinell Hardness (HB)
185 — 250
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Elongation, A
≥ 16 %
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Yield Strength, Rp0.2
val1
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MPa
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Impact Energy
val1
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J
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Rockwell Hardness (HR)
val1
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Vickers Hardness (HV)
val1
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GB 11Cr9Mo1W1VNbBN International Equivalent Materials

Showing 2 of 14 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
A 335 Grade P911
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
K91061
STANDARD
UNS
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Implicit

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 14Cross References
  • 17Composition
  • 25Mechanical Properties
  • 3Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • 1Creep
  • -Joints
  • -Coatings
  • 2Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
  • 1Total Suppliers