Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

St03FK4a

Favorite Datasheet
St03FK32 St03FK50
#St03FK4a

Description

Austria ONORM St03FK4a Austrian structural steel and St03FK4a Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: St03FK4a
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel St03FK4a ONORM Austria Austrian structural steel
Stl3F
St22F
St23F
St24F
St02FK32
St02FK40
S102FK50
St02FK60
St02FK70
St03FK32

Chemical composition(mass fraction)(wt.%) of the St03FK4a

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

Mechanical Properties of steel grade St03FK4a

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)
256 (≥) 837 (≥) 12 21 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade St03FK4a

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
43 - -     0.31 -  
645 479 - 31.3 413   -  
818 - 42 44.2   424 311

Heat Treatment of steel grade St03FK4a

Heat treated : 1796°C - 1428°C

Technological Curves of steel grade St03FK4a

Cross Reference Table (Equivalent Grade) of St03FK4a

Grade Standard Country Application
St03FK4a ONORM Austria Austrian structural steel
St03FK32 St03FK50
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...

Rfq.: sales@longhaisteel.com
  • Do you supply this St03FK4a?
  • List your company on S&G now? Join
  • Non-paying users only
Top