PROPRIETARY Type 347 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country / Standard: PROPRIETARY

Data updates

Latest Update: 2024-05
Total number of updates: 3
Update History
2024-01 2015-11

This material has 1913 properties — only a subset is shown here.

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PROPRIETARY Type 347 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.0800
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
17.0000 – 19.0000
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
≤ 2.0000
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Nb+Ta
VALUE
val1
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UNIT
%
CAS NUMBER
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

Allegheny Technologies Incorporated, Product Data Sheets,

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PROPRIETARY Type 347 Physical Properties

Temperature

PROPERTY / VALUE
Modulus of Elasticity
179.6 — 215 GPa
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Thermal Conductivity
val1
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W/(m∙°C)
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Electrical Resistivity
val1
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Ω∙mm²/m
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Density
val1
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kg/dm³
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Electrical Conductivity
val1
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S/m
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Heat Capacity
val1
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J/(kg∙°C)
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Melting Temperature
val1
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°C
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Poisson Coefficient
val1
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Service Temperature
val1
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°C
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Shear Modulus
val1
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GPa
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Coefficient of Thermal Expansion (CTE)
val1
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10-6/°C
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Torsional Modulus
val1
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GPa
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This material has 1913 properties — only a subset is shown here.

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PROPRIETARY Type 347 Heat Treatments

  • Annealed at 954 - 1121°C (1750 - 2050°F)
    Spring: Stress relieve at 316 - 482°C (600 - 900°F)
  • Hot forgings deformation: 900-1150°C
    Solution annealing (water, air): 1020-1120°C

PROPRIETARY Type 347 Mechanical Properties

Temperature

PROPERTY / VALUE
Tensile Strength
515 — 1053.3 MPa
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Elongation, A
val1
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%
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Yield Strength, Rp0.2
val1
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MPa
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Impact Energy
val1
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J
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Reduction of Area
val1
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%
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Rockwell Hardness (HR)
val1
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PROPRIETARY Type 347 International Equivalent Materials

Showing 15 of 427 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
SA-240 S34800
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
347
STANDARD
AISI
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SA-240 Type 348
STANDARD
ASME
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
A 167 Type 347
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
A 943 TP347
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
348
STANDARD
SAE
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
Z 6 CNNb 18-10
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
X6CrNiNb18-10
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
1.4550
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Implicit
MATERIAL
X6CrNiNb18-10
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Implicit
MATERIAL
X6CrNiNb18-10
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Implicit
MATERIAL
1.4550
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Implicit
MATERIAL
0Cr18Ni11Nb
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Implicit
MATERIAL
348
STANDARD
MIL
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Composition 100%
MATERIAL
SUS347
STANDARD
JIS
COUNTRY / PRODUCER
Japan
EQUIVALENCE CATEGORY
Implicit

Equivalence categories reflect chemical-composition and mechanical-property comparison — always verify suitability against the governing specification for your application.

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  • 427Cross References
  • 38Composition
  • 575Mechanical Properties
  • 379Physical Properties
  • 2Heat Treatment
  • -Metallography
  • -Machinability
  • 2Stress-Strain
  • -Formability
  • 3Fatigue
  • -Fracture
  • -Creep
  • 33Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • 346Corrosion
  • 2Ageing
  • -Weatherability
  • -Irradiation
  • 106Total Suppliers