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

Germany DIN St55.29 Seamless circular unalloyed steel tubes subject to special requirements; technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: St55.29 / St 55.29
Category Grade Standard Region/Area Standard Content
Metals St 55.29 DIN 1629 Germany Seamless circular unalloyed steel tubes subject to special requirements; technical delivery conditions

Chemical composition(mass fraction)(wt.%) of the St 55.29

Element Min Max Similar

Mechanical Properties of steel grade St 55.29

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)
465 (≥) 359 (≥) 12 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade St 55.29

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
24 - -     0.12 -  
663 459 - 13.3 231   -  
529 - 13 12.2   242 341

Heat Treatment of steel grade St 55.29

Heat treated : 1746°C - 1431°C

Technological Curves of steel grade St 55.29

Cross Reference Table (Equivalent Grade) of St 55.29

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 55.29?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top