PROPRIETARY BÖHLER T671 EXTRA Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: PROPRIETARY

Data updates

Latest Update: 2021-02
Total number of updates: 2
Update History
2017-08

This material has 90 properties — only a subset is shown here.

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PROPRIETARY BÖHLER T671 EXTRA Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
val1
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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
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
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3

Böhler Edelstahl, Product Data Sheets / Available at: www.bohler-edelstahl.com, visited 2015

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PROPRIETARY BÖHLER T671 EXTRA Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Density
val1
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kg/dm³
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Poisson Coefficient
val1
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Thermal Conductivity
17 W/(m∙°C)
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Heat Capacity
val1
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J/(kg∙°C)
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Electrical Resistivity
0.8 Ω∙mm²/m
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Electrical Conductivity
val1
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S/m
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Service Temperature
val1
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°C
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This material has 90 properties — only a subset is shown here.

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PROPRIETARY BÖHLER T671 EXTRA Heat Treatments

  • Solution annealing: 1025 to 1055°C, Oil, water or forced air cooling;
    Age hardening:
    Condition H900 (480): 480°C / 4 h / Air;
    Condition H950 (510): 510°C / 4 h / Air;
    Condition H1000 (540): 540°C / 4 h / Air;
    Condition H1025 (550): 550°C / 4 h / Air;
    Condition H1050 (565): 565°C / 4 h / Air;
    Condition H1100 (595): 595°C / 4 h / Air;
    Condition H1150 (620): 620°C / 4 h / Air;
    Structure as solution annealed: Martensite;
    Structure as precipitation hardened: Martensite + intermetallic phases.

PROPRIETARY BÖHLER T671 EXTRA Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
val1
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MPa
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Tensile Strength
862 MPa
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Elongation, A
10 %
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Reduction of Area
val1
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%
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Brinell Hardness (HB)
262
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Rockwell Hardness (HR)
val1
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  • 12 Cross References
  • 8 Composition
  • 42 Mechanical Properties
  • 16 Physical Properties
  • 1 Heat Treatment
  • - Metallography
  • - Machinability
  • 7 Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep
  • - Joints
  • - Coatings
  • - Dimensions
  • - Tribology
  • - Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
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