PROPRIETARY CarTech 420F Stainless Stainless steels

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

Data updates

Latest Update: 2022-05
Total number of updates: 2
Update History
2018-03

This material has 196 properties — only a subset is shown here.

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PROPRIETARY CarTech 420F Stainless Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
≤ 0.15
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
12.00 – 14.00
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
Balance
UNIT
%
CAS NUMBER
7439-89-6
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
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

Carpenter Technology Corporation, Product Data Sheets,

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PROPRIETARY CarTech 420F Stainless Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 215 GPa
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Electrical Resistivity
0.549 Ω∙mm²/m
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Density
7.61 — 8.1 kg/dm³
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Electrical Conductivity
val1
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S/m
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Poisson Coefficient
val1
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This material has 196 properties — only a subset is shown here.

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PROPRIETARY CarTech 420F Stainless Heat Treatments


  • Annealing:
    For maximum softness, heat uniformly to 1550/1650°F (843/899°C) and cool slowly in furnace. Brinell hardness approximately 179. Intermediate or process annealing treatment heat uniformly to 1350/1450°F (732/788°C) and furnace cool or cool in air. Brinell hardness approximately 196.

    Hardening:
    Heat to 1850/1950°F (1010/1066°C) soak at heat and quench in warm oil.

    Tempering:
    To retain maximum hardness and corrosion resistance, temper at 300/400°F (149/204°C) and cool in air. Rockwell C hardness approximately 52.

    Hot Working:
    Preheat to 1400/1500°F (760/816°C), then heat uniformly to 2000/2200°F (1093/1204°C); forge; then cool forgings in a furnace heated to 1550°F (843°C) if possible. If not, warm dry lime or ashes can be used. If air cooled, cracking may occur. Anneal after forging; cool to room temperature before annealing. Do not forge below 1650°F (899°C) reheat if necessary.

    Cold Working:
    Material will withstand moderate cold work in the annealed condition, but it is not recommended for cold upsetting. The primary application for this steel has been in parts that are machined to shape.

PROPRIETARY CarTech 420F Stainless Mechanical Properties


Temperature

PROPERTY / VALUE
Brinell Hardness (HB)
478 — 512
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Rockwell Hardness (HR)
49 — 52
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PROPRIETARY CarTech 420F Stainless International Equivalent Materials


Showing 15 of 97 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
SAE
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
AISI
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
UNS
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASTM
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United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
ASTM
COUNTRY / PRODUCER
United States
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
EN
COUNTRY / PRODUCER
European Union
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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  • 97Cross References

  • 8Composition
  • 14Mechanical Properties
  • 9Physical Properties
  • 1Heat Treatment
  • -Metallography
  • -Machinability

  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology

  • 6Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation

  • 61Total Suppliers