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

Japan JIS STBA25 锅炉和热交换器用合金钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STBA25 / STBA 25
Category Grade Standard Region/Area Standard Content
Metals STBA 25 JIS G3462 Japan 锅炉和热交换器用合金钢管

Chemical composition(mass fraction)(wt.%) of the STBA 25

Element Min Max Similar

Mechanical Properties of steel grade STBA 25

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)
321 (≥) 491 (≥) 44 23 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade STBA 25

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
34 - -     0.41 -  
193 277 - 41.3 412   -  
822 - 33 31.2   121 423

Heat Treatment of steel grade STBA 25

Heat treated : 1228°C - 1349°C

Technological Curves of steel grade STBA 25

Cross Reference Table (Equivalent Grade) of STBA 25

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 STBA 25?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top