Available 24/7 at contact@steel-grades.com

Germany DIN StE255 Welded circular tuber of fine grain steels for special requirements; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: StE255 / StE 255
Category Grade Standard Region/Area Standard Content
Metals StE 255 DIN 17178 Germany Welded circular tuber of fine grain steels for special requirements; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the StE 255

Element Min Max Similar
N - 0.0200 -
Cu - 0.2000 -
Al 0.0200 - -
Nb - 0.0300 -
Mo - 0.0800 -
Ni - 0.3000 -
Cr - 0.3000 -
P - 0.0350 -
S - 0.0300 -
Mn 0.5000 1.3000 -
Si - 0.4000 -
C - 0.1800 -
Si - 0.4000 -
S - 0.0300 -
P - 0.0350 -
Ni - 0.3000 -
Nb+Ti+V - 0.0500 -
Nb - 0.0300 -
N - 0.0200 -
Mo - 0.0800 -
Mn 0.5000 1.3000 -
Cu - 0.2000 -
Cr+Cu+Mo - 0.4500 -
Cr - 0.3000 -
C - 0.1800 -
Al 0.0200 - -

Mechanical Properties of steel grade StE 255

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)
436 (≥) 891 (≥) 22 24 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade StE 255

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
33 - -     0.33 -  
642 411 - 11.3 242   -  
119 - 22 22.2   134 111

Heat Treatment of steel grade StE 255

Heat treated : 1694°C - 1564°C

Technological Curves of steel grade StE 255

Cross Reference Table (Equivalent Grade) of StE 255

Available Suppliers

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 StE 255?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top