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C20

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India IS C20 Steels for cold heading/cold extrusion application Part 1 Wrought carbon and low alloy steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: C20 / C20
Category Grade Standard Region/Area Standard Content
Metals C20 IS 11169-1 India Steels for cold heading/cold extrusion application Part 1 Wrought carbon and low alloy steels

Chemical composition(mass fraction)(wt.%) of the C20

Element Min Max Similar
S - 0.0550 -
P - 0.0550 -
Nb+Ti+V - 0.2000 -
N - 0.0120 -
Mn 0.3000 0.6000 -
Cu 0.2000 0.3500 -
C 0.1500 0.2500 -
S - 0.0550 -
P - 0.0550 -
Mn 0.6000 0.9000 -
C 0.1500 0.2500 -
V - 0.0500 -
Sn - 0.0200 -
S - 0.0350 -
P - 0.0350 -
Other - 0.4000 -
Ni - 0.1500 -
N - 0.0080 -
Mo - 0.0500 -
Mn 0.6000 0.9000 -
Cu - 0.1500 -
Cr - 0.1500 -
C 0.1500 0.2500 -

Mechanical Properties of steel grade C20

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)
912 (≥) 918 (≥) 32 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade C20

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
21 - -     0.43 -  
692 478 - 11.3 243   -  
553 - 24 14.2   443 322

Heat Treatment of steel grade C20

Heat treated : 1519°C - 1462°C

Technological Curves of steel grade C20

Cross Reference Table (Equivalent Grade) of C20

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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