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St03FK70

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St03FK60 St35KW
#St03FK70

Description

Austria ONORM St03FK70 Austrian structural steel and St03FK70 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: St03FK70
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel St03FK70 ONORM Austria Austrian structural steel
St24F
St02FK32
St02FK40
S102FK50
St02FK60
St02FK70
St03FK32
St03FK4a
St03FK50
St03FK60

Chemical composition(mass fraction)(wt.%) of the St03FK70

C(％) Si(％) Mn(％) P(％) S(％)
0.1 0.15 0.20-0.45 0.03 0.030

Mechanical Properties of steel grade St03FK70

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)
483 (≥) 536 (≥) 22 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade St03FK70

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
42 - -     0.24 -  
717 566 - 22.3 322   -  
353 - 22 31.2   424 223

Heat Treatment of steel grade St03FK70

Heat treated : 1539°C - 1362°C

Technological Curves of steel grade St03FK70

Cross Reference Table (Equivalent Grade) of St03FK70

Grade Standard Country Application
St03FK70 ONORM Austria Austrian structural steel
St03FK60 St35KW
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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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