55SiCr63 (Japan / JIS) Material Properties

Material group: Ferrous Alloys / Structural and constructional steels
Country/Standard: Japan / JIS

Data updates

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Update History:
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Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Brinell Hardness (HB) ≤ 280 view details
Brinell Hardness (HB) ≤ 280 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 210 GPa view details
Density 7.67 — 7.86 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 — 0.284 lb/in³ view details
Poisson Coefficient 0.27 — 0.3 view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
0.51 – 0.59
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
0.55 – 0.85
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
0.50 – 0.80
UNIT
%
CAS NUMBER
7439-96-5
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

G 7751: 2000 / Hot rolled steels for quenched and tempered springs

Heat Treatments

  • TAC - Annealed to achieve spheroidization of the carbides; TS - Treated to improve shearability; TA - soft annealed