1.7210 (Germany / TGL) Material Properties

Other designations:
Material group: Ferrous Alloys / Stainless steels
Country/Standard: Germany / TGL

Data updates

Latest Update: 2020-07
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Tensile Strength ≤ 800 MPa view details
Brinell Hardness (HB) ≤ 240 view details
Rockwell Hardness (HR) 55 view details
Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Vickers Hardness (HV) val1
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Tensile Strength ≤ 116 ksi view details
Brinell Hardness (HB) ≤ 240 view details
Rockwell Hardness (HR) 55 view details
Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Rockwell Hardness (HR) val1
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Vickers Hardness (HV) val1
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Physical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 218 GPa view details
Modulus of Elasticity val1
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GPa view details
Modulus of Elasticity val1
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GPa view details
Modulus of Elasticity val1
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GPa view details
Density val1
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kg/dm³ view details
Poisson Coefficient val1
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Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Thermal Conductivity 29.3 W/(m∙°C) view details
Heat Capacity val1
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J/(kg∙°C) view details
Electrical Resistivity 0.55 Ω∙mm²/m view details
Electrical Conductivity val1
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S/m view details
Service Temperature val1
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°C view details
Modulus of Elasticity 27.6 E+03 — 31.6 E+03 ksi view details
Modulus of Elasticity val1
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ksi view details
Modulus of Elasticity val1
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ksi view details
Modulus of Elasticity val1
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ksi view details
Density val1
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lb/in³ view details
Poisson Coefficient val1
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Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Thermal Conductivity 16.9 BTU/(h∙ft∙°F) view details
Heat Capacity val1
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BTU/(lb∙°F) view details
Electrical Resistivity 914 E-06 Ω∙circular·mil/ft view details
Electrical Conductivity val1
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S/in view details
Service Temperature val1
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°F view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.36 – 0.50
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
12.00 – 14.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 0.80
UNIT
%
CAS NUMBER
7439-96-5
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

TGL 7143: 1988 / Stainless steels, technical specifications for hot rolled bars and steel hammer forgings

Heat Treatments

  • Hot forming: 1100 - 800°C cooled in furnace or sand<br> Annealed at 750 - 800°C cooled in furnace or air
  • Hot forming at 1100 - 800°C<br> Soft annealing at 750 - 800°C<br>Hardening: at 980 - 1050°C, cooling by oil or air.