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4620

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4340 5120
#4620

Description

Australia AS 4620 Australia Structural steel and 4620 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 4620
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 4620 AS Australia Australia Structural steel
CK1073
X1320
X3312
4037
4130
4140
4150
X4317
X4330
4340

Chemical composition(mass fraction)(wt.%) of the 4620

C(％) Si(％) Mn(％) P(％) S(％) Ni(％) Mo(％)
0.17-0.22 0.10-0.35 0.45-0.65 0.040 0.04 1.65-2.00 0.20-0.30

Mechanical Properties of steel grade 4620

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)
133 (≥) 642 (≥) 43 31 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade 4620

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 - -     0.42 -  
496 542 - 34.3 331   -  
936 - 33 43.2   412 234

Heat Treatment of steel grade 4620

Heat treated : 1861°C - 1214°C

Technological Curves of steel grade 4620

Cross Reference Table (Equivalent Grade) of 4620

Grade Standard Country Application
ICI 4620 AISI USA
4620 AS Australia Australia Structural steel
4620 H AS Australia Australia Structural steel
4620 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4620 ICI USA Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4340 5120
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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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