UNI 1.4317 Cast steels

Material group: Ferrous Alloys / Cast steels
Country/Standard: Italy / UNI

Data updates

Latest Update: 2022-12
Total number of updates: 4
Update History
2019-05 2015-05 2014-04

This material has 757 properties — only a subset is shown here.

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UNI 1.4317 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.06
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
12.00 – 13.50
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
≤ 0.30
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
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
CRITERIA
V
VALUE
val1
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UNIT
%
CAS NUMBER
7440-62-2

EN 10213: 2007 / Steel castings for pressure purposes

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UNI 1.4317 Physical Properties

Temperature

PROPERTY / VALUE
Density
7.7 kg/dm³
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Heat Capacity
460 J/(kg∙°C)
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This material has 757 properties — only a subset is shown here.

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UNI 1.4317 Heat Treatments

  • (+QT) Normalizing or austenitizing from 1000 to 1050ºC; tempering from 590 to 620ºC.
  • +QT1: Quenching (+Q) at 1000 to 1050°C in air or liquid; Tempering (+T) at 590 to 620°C.
    +QT2: Quenching (+Q) at 1000 to 1050°C in air or liquid; Tempering (+T) at 500 to 530°C.
    +QT3: Quenching (+Q) at 1000 to 1050°C in air or liquid; Tempering (+T) at 660 to 680°C or 560 to 620°C

UNI 1.4317 Mechanical Properties

Temperature

PROPERTY / VALUE
Yield Strength, Rp0.2
500 MPa
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Tensile Strength
700 — 960 MPa
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Elongation, A
12 %
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Impact Energy
val1
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J
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  • 260 Cross References
  • 48 Composition
  • 36 Mechanical Properties
  • 7 Physical Properties
  • 4 Heat Treatment
  • 1 Metallography
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  • - Fatigue
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  • 23 Joints
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  • 136 Dimensions
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