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A 249 TP316LN

Description

USA SAE A 249/A 249M (2010), A 249 TP316LN 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 249 TP316LN
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 249 TP316LN Austenite SAE USA Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the A 249 TP316LN

C Si Mn P S Cr Ni Mo N
≤0.03 ≤0.75 ≤2.00 ≤0.045 ≤0.035 16.0 -18.0 10.0 -14.0 2.00 -3.00 0.10 -0.16

Mechanical Properties of steel grade A 249 TP316LN

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)
295 (≥) 627 (≥) 44 31 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade A 249 TP316LN

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
13 - -     0.32 -  
632 143 - 11.3 311   -  
976 - 33 41.2   243 241

Heat Treatment of steel grade A 249 TP316LN

Heat treated : 1569°C - 1915°C

Technological Curves of steel grade A 249 TP316LN

Cross Reference Table (Equivalent Grade) of A 249 TP316LN

Relevant standard of A 249 TP316LN

A 249/A 249M (2010) Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes A-249-A-249M-(2010).pdf

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