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

A249 Type 309S

America ASTM A249Type309S 锅炉、过热器、换热器和冷凝器用焊接奥氏体钢管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A249Type309S / A249 Type 309S
Category Grade Standard Region/Area Standard Content
Metals A249 Type 309S ASTM A249/A249M America 锅炉、过热器、换热器和冷凝器用焊接奥氏体钢管

Chemical composition(mass fraction)(wt.%) of the A249 Type 309S

Element Min Max Similar

Mechanical Properties of steel grade A249 Type 309S

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)
312 (≥) 257 (≥) 43 43 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade A249 Type 309S

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
23 - -     0.41 -  
437 884 - 44.3 142   -  
651 - 21 33.2   111 341

Heat Treatment of steel grade A249 Type 309S

Heat treated : 1415°C - 1427°C

Technological Curves of steel grade A249 Type 309S

Cross Reference Table (Equivalent Grade) of A249 Type 309S

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 A249 Type 309S?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top