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OLC 55 CS

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Romania STAS OLC55CS Flame and induction hardening steels. Grades and technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: OLC55CS / OLC 55 CS
Category Grade Standard Region/Area Standard Content
Metals OLC 55 CS STAS 10677 Romania Flame and induction hardening steels. Grades and technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the OLC 55 CS

Element Min Max Similar
Ti - 0.0200 -
Si 0.1700 0.3700 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.3000 -
Mn 0.5000 0.8000 -
Cu - 0.3000 -
Cr - 0.2000 -
C 0.5200 0.5700 -
As - 0.0500 -

Mechanical Properties of steel grade OLC 55 CS

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)
156 (≥) 481 (≥) 31 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade OLC 55 CS

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
44 - -     0.23 -  
356 881 - 13.3 432   -  
281 - 12 22.2   331 142

Heat Treatment of steel grade OLC 55 CS

Heat treated : 1928°C - 1928°C

Technological Curves of steel grade OLC 55 CS

Cross Reference Table (Equivalent Grade) of OLC 55 CS

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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