X 11 CrMoWVNb 9-1-1 (Germany / VdTÜV) Material Properties
Other designations:
Material group:
Ferrous Alloys / Structural and constructional steels
Country/Standard:
Germany / VdTÜV
Data updates
Latest Update: 2020-06
Total number of updates: 2
Update History:
2019-09
Mechanical Properties
Temperature
Physical Properties
Temperature
Dynamic Modulus of Elasticity
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GPa
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Dynamic Modulus of Elasticity
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GPa
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Dynamic Modulus of Elasticity
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GPa
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Coefficient of Thermal Expansion (CTE)
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10-6/°C
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Coefficient of Thermal Expansion (CTE)
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10-6/°C
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Coefficient of Thermal Expansion (CTE)
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10-6/°C
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Dynamic Modulus of Elasticity
val1
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ksi
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Dynamic Modulus of Elasticity
val1
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ksi
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Dynamic Modulus of Elasticity
val1
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ksi
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Coefficient of Thermal Expansion (CTE)
val1
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10-6/°F
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Coefficient of Thermal Expansion (CTE)
val1
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10-6/°F
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Coefficient of Thermal Expansion (CTE)
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10-6/°F
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Composition
CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.045
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
B
VALUE
0.0003 – 0.006
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.07 – 0.15
UNIT
%
CAS NUMBER
7440-44-0
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
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
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
WB 522/2: 2011 / Heat-resistant steel, X 11 CrMoWVNb 9-1-1, WN 1.4905, seamless pipe, seamless hollow body
Heat Treatments
- <b>Quenching and tempering:</b> Hardened at 1040-1080°C (for wt < 80 mm, cooling in air or controlled atmosphere can be performed), quenched in oil. <br /> Tempered at 750-780°C, held for 2 min per mm thickness, air cooled. <br /><br /> Hot forming should be carried out at 1100-850°C. <br /> After hot forming and for cold forming with deformation rate > 5%, renewed heat treatment is required.
- Hardened: 1040 to 1080°C, cooled in air (for t >= 80 mm in oil or other similar way) Tempered: 750 to 770°C(at least 60 minutes), cooled in air. Tempered after welding: 740 to 770°C (holding time: t = 8 mm, 30 min; 8 < t <=30 mm, 60 min; t > 30 mm, 2 min/mm), cooled in air. Stress for cold forming: 650 to 750°C (holding time: 2 min/mm thickness, at least 60 min), cooled in air.
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42 Cross References
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28 Composition
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51 Mechanical Properties
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39 Physical Properties
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2 Heat Treatment
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- Metallography
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- Machinability
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4 Stress-Strain
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- Formability
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- Fatigue
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- Fracture
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1 Creep
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10 Joints
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- Coatings
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- Dimensions
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- Tribology
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- Corrosion
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- Ageing
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- Weatherability
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- Irradiation
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40 Total Suppliers