9Cr2Mo (China / GB) Material Properties

Other designations:
Material group: Ferrous Alloys / Structural and constructional steels, Ferrous Alloys / Tool steels
Country/Standard: China / GB

Data updates

Latest Update: 2016-07
Total number of updates: 3
Update History:
2016-04 2015-12

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Brinell Hardness (HB) ≤ 229 view details
Rockwell Hardness (HR) 64 view details
Brinell Hardness (HB) ≤ 229 view details
Rockwell Hardness (HR) 64 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.67 — 8 kg/dm³ view details
Poisson Coefficient 0.27 — 0.3 view details
Modulus of Elasticity 27.6 E+03 — 30.5 E+03 ksi view details
Density 0.277 — 0.289 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.85 – 0.95
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
1.70 – 2.10
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cu
VALUE
≤ 0.25
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

GB/T 13314: 2008 / General specifications of forged steel work rolls for cold rolling

Heat Treatments

  • Quenched at 830 - 900°C, air cooled.