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7-430RNTA

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5-490NTA 7-460RNTA
#7-430RNTA

Description

Australia AS 7-430RNTA Australia Structural steel and 7-430RNTA Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 7-430RNTA
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 7-430RNTA AS Australia Australia Structural steel
X1038
1040
1045
1050
1055
1058
M1020
M1030
M1040
5-490NTA

Chemical composition(mass fraction)(wt.%) of the 7-430RNTA

C(％) Si(％) Mn(％) P(％) S(％) Nb(%) Al(%) Ti(%) Other(%)
0.22 0.5 0.50-1.60 0.040 0.030 Max 0.010 Max 0.100 Max 0.04 CEMax 0.45

Mechanical Properties of steel grade 7-430RNTA

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)
882 (≥) 795 (≥) 13 34 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade 7-430RNTA

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
14 - -     0.14 -  
232 921 - 13.3 124   -  
387 - 32 21.2   331 214

Heat Treatment of steel grade 7-430RNTA

Heat treated : 1928°C - 1264°C

Technological Curves of steel grade 7-430RNTA

Cross Reference Table (Equivalent Grade) of 7-430RNTA

Grade Standard Country Application
7-430RNTA AS Australia Australia Structural steel
5-490NTA 7-460RNTA
Available Suppliers
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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