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SA-249 TP310Cb

Description

USA AMS SA-249/SA-249M, SA-249 TP310Cb Specialsteel Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-249 TP310Cb
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-249 TP310Cb Austenite AMS USA Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the SA-249 TP310Cb

C Si Mn P S Cr Ni Nb+Ta
≤0.08 ≤1.50 ≤2.00 ≤0.045 ≤0.03 24.00 -26.00 19.00 -22.00 ≤1.10

Mechanical Properties of steel grade SA-249 TP310Cb

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)
317 (≥) 783 (≥) 13 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SA-249 TP310Cb

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
32 - -     0.13 -  
229 625 - 11.3 123   -  
443 - 22 42.2   443 411

Heat Treatment of steel grade SA-249 TP310Cb

Heat treated : 1565°C - 1273°C

Technological Curves of steel grade SA-249 TP310Cb

Cross Reference Table (Equivalent Grade) of SA-249 TP310Cb

Relevant standard of SA-249 TP310Cb

SA-249/SA-249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes SA-249-SA-249M.pdf

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