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A 269 TPXM-29

Description

USA SAE A 269 (2010) , A 269 TPXM-29 Specialsteel Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 269 TPXM-29
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 269 TPXM-29 Austenite SAE USA Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the A 269 TPXM-29

C Si Mn P S Cr Ni N
≤0.08 ≤1.00 11.5 -14.5 ≤0.06 ≤0.03 17.0 -19.0 2.25 -3.75 0.20 -0.40

Mechanical Properties of steel grade A 269 TPXM-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)
972 (≥) 553 (≥) 44 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade A 269 TPXM-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
21 - -     0.24 -  
723 856 - 22.3 132   -  
377 - 34 24.2   212 332

Heat Treatment of steel grade A 269 TPXM-29

Heat treated : 1162°C - 1213°C

Technological Curves of steel grade A 269 TPXM-29

Cross Reference Table (Equivalent Grade) of A 269 TPXM-29

Relevant standard of A 269 TPXM-29

A 269 (2010) Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes A-269--(2010)--.pdf

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