1.6902 (Germany / DIN) Material Properties

Other designations:
Material group: Ferrous Alloys / Cast steels
Country/Standard: Germany / DIN

Data updates

Latest Update: 2021-10
Total number of updates: 3
Update History:
2018-12 2017-01

Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 180 MPa view details
Tensile Strength 440 — 640 MPa view details
Elongation, A 20 % view details
Impact Energy val1
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J view details
Impact Energy val1
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J view details
Yield Strength, Rp0.2 26.1 ksi view details
Tensile Strength 63.8 — 92.8 ksi view details
Elongation, A 20 % view details
Impact Energy val1
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ft·lb view details
Impact Energy val1
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ft·lb view details

Physical Properties

Temperature

≤ 0°C
0 - 30°C
PROPERTY / VALUE
Density 7.9 kg/dm³ view details
Coefficient of Thermal Expansion (CTE) 11 — 15 10-6/°C view details
Thermal Conductivity 15 W/(m∙°C) view details
Density 0.285 lb/in³ view details
Coefficient of Thermal Expansion (CTE) 6.11 — 8.33 10-6/°F view details
Thermal Conductivity 8.67 BTU/(h∙ft∙°F) view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
18.00 – 20.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 1.50
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Mo
VALUE
val1
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UNIT
%
CAS NUMBER
7439-98-7
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

SEW 685: 2019 / Cryogenic steel casting/steel castings having high impact strength at low temperatures - Technical delivery conditions

Heat Treatments

  • Austenitized or solutionized at 1050-1100°C, cooled in water or polymer