1.6781 (European Union / EN) Material Properties

Other designations:
Material group: Ferrous Alloys / Cast steels
Country/Standard: European Union / EN

Data updates

Latest Update: 2022-12
Total number of updates: 3
Update History:
2020-12 2015-05

Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 600 MPa view details
Tensile Strength 750 — 900 MPa view details
Elongation, A 15 % view details
Impact Energy val1
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J view details
Yield Strength, Rp0.2 87 ksi view details
Tensile Strength 108.8 — 130.5 ksi view details
Elongation, A 15 % view details
Impact Energy val1
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ft·lb view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Density 7.85 kg/dm³ view details
Heat Capacity 460 J/(kg∙°C) view details
Density 0.284 lb/in³ view details
Heat Capacity 0.11 BTU/(lb∙°F) view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.15 – 0.19
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.30 – 1.80
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.55 – 0.80
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

EN 10213-3: 1995 / Technical delivery conditions for steel castings for pressure purposes - Part 3: Steel grades for use at low temperatures

Heat Treatments

  • Quenching (liquid or air cooling): 890-930°C; Tempering: 600-640°C.
  • Quenched: 890 to 930°C, cooled in air or liquid (for information only) and tempered: 600 to 640°C.