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A 409 TP309

Description

USA SAE A 409/A 409M (2008), A 409 TP309 Specialsteel Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 409 TP309
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 409 TP309 Austenite SAE USA Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service

Chemical composition(mass fraction)(wt.%) of the A 409 TP309

C Si Mn P S Cr Ni
≤0.20 ≤1.00 ≤2.00 ≤0.045 ≤0.03 22.0 -24.0 12.0 -15.0

Mechanical Properties of steel grade A 409 TP309

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)
272 (≥) 691 (≥) 24 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade A 409 TP309

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
43 - -     0.32 -  
865 111 - 32.3 213   -  
988 - 23 23.2   134 144

Heat Treatment of steel grade A 409 TP309

Heat treated : 1165°C - 1614°C

Technological Curves of steel grade A 409 TP309

Cross Reference Table (Equivalent Grade) of A 409 TP309

Relevant standard of A 409 TP309

A 409/A 409M (2008) Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service A-409-A-409M--(2008).pdf

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