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St 3 SCuX

Favorite Datasheet

Poland PN St3SCuX Structural unalloyed steel for general purposes -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St3SCuX / St 3 SCuX
Category Grade Standard Region/Area Standard Content
Metals St 3 SCuX PN H84020 Poland Structural unalloyed steel for general purposes -- Grades

Chemical composition(mass fraction)(wt.%) of the St 3 SCuX

Element Min Max Similar
As - 0.0800 -
N - 0.0080 -
Si - 0.0700 -
S - 0.0500 -
P - 0.0500 -
Ni - 0.3000 -
Mn - 1.1000 -
Cu - 0.3000 -
Cr - 0.3000 -
C - 0.2200 -

Mechanical Properties of steel grade St 3 SCuX

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)
791 (≥) 692 (≥) 33 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade St 3 SCuX

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
42 - -     0.23 -  
799 393 - 44.3 222   -  
376 - 12 11.2   141 114

Heat Treatment of steel grade St 3 SCuX

Heat treated : 1122°C - 1713°C

Technological Curves of steel grade St 3 SCuX

Cross Reference Table (Equivalent Grade) of St 3 SCuX

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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Jiangyou Longhai Special Steel Co.,Ltd.

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