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5122H

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5120H 5145H
#5122H

Description

Australia AS 5122H Australia Structural steel and 5122H Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 5122H
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 5122H AS Australia Australia Structural steel
X9940
X1320H
X3312H
4130H
4140H
4150H
X4317H
4340 H
4620 H
5120H

Chemical composition(mass fraction)(wt.%) of the 5122H

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
0.29-0.35 0.10-0.35 0.60-0.90 0.040 0.04 0.65-1.10

Mechanical Properties of steel grade 5122H

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)
316 (≥) 632 (≥) 34 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 5122H

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
22 - -     0.34 -  
379 767 - 23.3 344   -  
393 - 31 12.2   123 134

Heat Treatment of steel grade 5122H

Heat treated : 1189°C - 1747°C

Technological Curves of steel grade 5122H

Cross Reference Table (Equivalent Grade) of 5122H

Grade Standard Country Application
5122H AS Australia Australia Structural steel
5120H 5145H
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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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