UNI 30CrMo12 Structural and constructional steels

Material group: Ferrous Alloys / Structural and constructional steels
Country / Standard: Italy / UNI
Indicative price:

Data updates

Latest Update: 2019-07
Total number of updates: 2
Update History
2016-02

This material has 224 properties — only a subset is shown here.

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UNI 30CrMo12 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.28 – 0.35
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
2.80 – 3.30
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.40 – 0.70
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 3476: 2006 / Aerospace series. Steel FE-PL1501 (30CrMo12). Air melted. Softened. Forging stock. a or D ≤ 300 mm

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UNI 30CrMo12 Physical Properties


Temperature

PROPERTY / VALUE
Modulus of Elasticity
190 — 210 GPa
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Electrical Resistivity
0.3 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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Poisson Coefficient
val1
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This material has 224 properties — only a subset is shown here.

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UNI 30CrMo12 Heat Treatments


  • Bars and wires were hardened and tempered as follows: Harden by oil quenching from 880 - 910°C, followed by tempering at 600 - 630°C for one hour.
    Annealing: Heat to 700 - 750°C, hold at temperature for a minimum of 2 hours then slow cool in the furnace (approximately 50°C/hour) to 500°C or below, followed by cooling to room temperature in still air. Normalizing: Heat to 880 - 900°C, hold at temperature for a minimum of 2 hours, then cool in still air. Nitride at 490 - 510°C for 24 hours, then cool in still air.
  • Hardened and tempered: 860-920°C / OQ + / >=560°C / OQ

UNI 30CrMo12 Mechanical Properties


Temperature

PROPERTY / VALUE
Tensile Strength
950 — 1250 MPa
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Brinell Hardness (HB)
≥ 248
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Elongation, A
≥ 8 %
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Impact Energy
val1
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J
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Impact Strength
val1
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kJ/m²
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Yield Strength, Rp0.2
val1
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MPa
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Vickers Hardness (HV)
val1
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UNI 30CrMo12 International Equivalent Materials


Showing 15 of 98 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
STANDARD
AIR
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Official
MATERIAL
STANDARD
DIN
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
WL
COUNTRY / PRODUCER
Germany
EQUIVALENCE CATEGORY
Composition 100%
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
MATERIAL
STANDARD
UNI
COUNTRY / PRODUCER
Italy
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
AFNOR NF
COUNTRY / PRODUCER
France
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
B.S.
COUNTRY / PRODUCER
United Kingdom
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
BDS
COUNTRY / PRODUCER
Bulgaria
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
MSZ
COUNTRY / PRODUCER
Hungary
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
NBN
COUNTRY / PRODUCER
Belgium
EQUIVALENCE CATEGORY
Implicit
MATERIAL
STANDARD
UNE
COUNTRY / PRODUCER
Spain
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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  • 98Cross References

  • 24Composition
  • 40Mechanical Properties
  • 12Physical Properties
  • 3Heat Treatment
  • -Metallography
  • -Machinability

  • 7Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep

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

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

  • 40Total Suppliers