AS 2074/H7A (Australia / AS) Material Properties

Material group: Ferrous Alloys / Cast steels
Country/Standard: Australia / AS

Data updates

Latest Update: 2014-03
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 860 MPa view details
Elongation, A 5 % view details
Brinell Hardness (HB) 269 view details
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 860 MPa view details
Elongation, A 5 % view details
Brinell Hardness (HB) 269 view details

Physical Properties

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Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.07
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
15.5 – 17.7
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
2.5 – 3.2
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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

AS 2074: 2003 / Cast steels

Heat Treatments

  • Solution anneal at 1020 to 1080°C and air cool, followed by ageing at either 480°C, 595°C or 620°C.