GB K640M Cobalt Alloys

Material group: Nonferrous Alloys / Cobalt Alloys
Country / Standard: China / GB

Data updates

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Total number of updates: 0

This material has 97 properties — only a subset is shown here.

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GB K640M Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
0.70 – 1.20
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
B
VALUE
0.008 – 0.040
UNIT
%
CAS NUMBER
7440-42-8
CRITERIA
C
VALUE
0.45 – 0.55
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Co
VALUE
val1
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UNIT
%
CAS NUMBER
7440-48-4
CRITERIA
Cr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Fe
VALUE
val1
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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
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
Ta
VALUE
val1
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UNIT
%
CAS NUMBER
7440-25-7
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
W
VALUE
val1
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UNIT
%
CAS NUMBER
7440-33-7
CRITERIA
Zr
VALUE
val1
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UNIT
%
CAS NUMBER
7440-67-7

GB/T 14992: 2025 / Superalloys and intermetallic compounds-Designation and chemical composition

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GB K640M International Equivalent Materials

Showing 2 of 81 results.

MATERIAL
STANDARD
COUNTRY / PRODUCER
EQUIVALENCE CATEGORY
MATERIAL
K40M
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Identical
MATERIAL
C86401
STANDARD
GB
COUNTRY / PRODUCER
China
EQUIVALENCE CATEGORY
Identical

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

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  • 81Cross References
  • 16Composition
  • -Mechanical Properties
  • -Physical Properties
  • -Heat Treatment
  • -Metallography
  • -Machinability
  • -Stress-Strain
  • -Formability
  • -Fatigue
  • -Fracture
  • -Creep
  • -Joints
  • -Coatings
  • -Dimensions
  • -Tribology
  • -Corrosion
  • -Ageing
  • -Weatherability
  • -Irradiation
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