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4130

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4020 4140
#4130

Description

USA ICI 4130 Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures and 4130 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 4130
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 4130 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
12Q
13Q
14Q
15A
1020
1030
1040
1050
6120
4020

Chemical composition(mass fraction)(wt.%) of the 4130

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％)
0.25-0.35 0.20-0.80 0.40-0.70 0.04 0.045 0.80-1.10 0.15-0.25

Mechanical Properties of steel grade 4130

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)
282 (≥) 161 (≥) 13 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade 4130

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
43 - -     0.11 -  
778 313 - 31.3 241   -  
417 - 14 41.2   431 233

Heat Treatment of steel grade 4130

Heat treated : 1393°C - 1479°C

Technological Curves of steel grade 4130

Cross Reference Table (Equivalent Grade) of 4130

Grade Standard Country Application
ICI 4130 AISI USA
413030 CSN Czech Republic The Czech republic Structural steel
4130 AS Australia Australia Structural steel
4130H AS Australia Australia Structural steel
4130 AS Australia Australia Structural steel
U41302 GBT China China structural steel and alloy steel
K4130 GBT China conventional cast superalloy
4130 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4130 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4020 4140
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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