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4330

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4140 4340
#4330

Description

USA ICI 4330 Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures and 4330 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 4330
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 4330 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
14Q
15A
1020
1030
1040
1050
6120
4020
4130
4140

Chemical composition(mass fraction)(wt.%) of the 4330

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.25-0.35 0.20-0.80 0.40-0.70 0.04 0.045 0.70-0.90 1.65-2.00 0.20-0.30

Mechanical Properties of steel grade 4330

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)
782 (≥) 351 (≥) 44 23 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade 4330

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 - -     0.33 -  
831 736 - 23.3 313   -  
522 - 34 41.2   244 241

Heat Treatment of steel grade 4330

Heat treated : 1247°C - 1595°C

Technological Curves of steel grade 4330

Cross Reference Table (Equivalent Grade) of 4330

Grade Standard Country Application
ICI 4330 AISI USA
X4330 AS Australia Australia Structural steel
4330 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4330 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4140 4340
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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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