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S55C

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China 宝钢Q/BQB S55C 轧制方坯 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S55C / S55C
Category Grade Standard Region/Area Standard Content
Metals S55C Q/BQB 110 China 轧制方坯

Chemical composition(mass fraction)(wt.%) of the S55C

Element Min Max Similar
S - 0.0300 -
P - 0.0300 -
Mn 0.6000 0.9000 -
Si 0.1500 0.3500 -
C 0.5200 0.5800 -
P - 0.0300 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si 0.1500 0.3500 -
C 0.5200 0.5800 -
Cu - 0.3000 -
Cr - 0.2000 -
P - 0.0300 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si 0.1500 0.3500 -
C 0.5200 0.5800 -

Mechanical Properties of steel grade S55C

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
684 (≥) 273 (≥) 13 31 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade S55C

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
24 - -     0.43 -  
944 372 - 31.3 243   -  
717 - 23 41.2   141 424

Heat Treatment of steel grade S55C

Heat treated : 1134°C - 1981°C

Technological Curves of steel grade S55C

Cross Reference Table (Equivalent Grade) of S55C

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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