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

Korea KS STHA24 Alloy steel boiler and heat exchanger tubes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: STHA24 / STHA 24
Category Grade Standard Region/Area Standard Content
Metals STHA 24 KS D 3572 Korea Alloy steel boiler and heat exchanger tubes

Chemical composition(mass fraction)(wt.%) of the STHA 24

Element Min Max Similar

Mechanical Properties of steel grade STHA 24

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)
871 (≥) 617 (≥) 32 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade STHA 24

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
44 - -     0.11 -  
574 955 - 34.3 133   -  
169 - 43 23.2   112 133

Heat Treatment of steel grade STHA 24

Heat treated : 1746°C - 1694°C

Technological Curves of steel grade STHA 24

Cross Reference Table (Equivalent Grade) of STHA 24

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 STHA 24?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top