S55C (Japan / JIS) Material Properties

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

Data updates

Latest Update: 2022-04
Total number of updates: 3
Update History:
2017-04 2016-01

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 647 MPa view details
Elongation, A 14 % view details
Reduction of Area val1
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% view details
Brinell Hardness (HB) 183 — 285 view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 93.8 ksi view details
Elongation, A 14 % view details
Reduction of Area val1
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% view details
Brinell Hardness (HB) 183 — 285 view details

Physical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 190 — 211.4 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 — 30.7 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
0.52 – 0.58
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
≤ 0.20
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Cr+Ni
VALUE
≤ 0.35
UNIT
%
CAS NUMBER
CRITERIA
Cu
VALUE
val1
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UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
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

G 4051: 2023 / Carbon steels for machine structural use

Heat Treatments

  • Heat treatment 1: Hardening: Water quenching 800-850 °C; Tempering: Quenching 550-650 °C; Heat treatment 2: Normalizing 800-850 °C.