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

St Ⅶ 23

Germany DIN StⅦ23 Cold rolled strip and sheet - Technical delivery conditions - General structural steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: StⅦ23 / St Ⅶ 23
Category Grade Standard Region/Area Standard Content
Metals St Ⅶ 23 DIN 1623 Germany Cold rolled strip and sheet - Technical delivery conditions - General structural steels

Chemical composition(mass fraction)(wt.%) of the St Ⅶ 23

Element Min Max Similar

Mechanical Properties of steel grade St Ⅶ 23

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)
325 (≥) 479 (≥) 14 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade St Ⅶ 23

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
32 - -     0.34 -  
731 757 - 24.3 134   -  
913 - 31 11.2   444 312

Heat Treatment of steel grade St Ⅶ 23

Heat treated : 1839°C - 1331°C

Technological Curves of steel grade St Ⅶ 23

Cross Reference Table (Equivalent Grade) of St Ⅶ 23

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 St Ⅶ 23?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top