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

St400S

Favorite Datasheet
QSt370S St500S
#St400S

Description

Austria ONORM St400S Austrian structural steel and St400S Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: St400S
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel St400S ONORM Austria Austrian structural steel
RC75
RC80
RC85
RC90
RC95
QSt290S
St330S
QSt330S
St370S
QSt370S

Chemical composition(mass fraction)(wt.%) of the St400S

C(％) Si(％) Mn(％) P(％) S(％)
0.24 0.4 0.40-0.70 0.040 0.04

Mechanical Properties of steel grade St400S

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)
488 (≥) 183 (≥) 44 34 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade St400S

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
11 - -     0.42 -  
436 428 - 21.3 124   -  
812 - 32 11.2   243 312

Heat Treatment of steel grade St400S

Heat treated : 1918°C - 1389°C

Technological Curves of steel grade St400S

Cross Reference Table (Equivalent Grade) of St400S

Grade Standard Country Application
St400S ONORM Austria Austrian structural steel
QSt370S St500S
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 St400S?
  • List your company on S&G now? Join
  • Non-paying users only
Top