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SA-249 TP 304L

America ASME SA-249TP304L 锅炉、过热器、换热器和冷凝器用焊接奥氏体钢管子 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SA-249TP304L / SA-249 TP 304L
Category Grade Standard Region/Area Standard Content
Metals SA-249 TP 304L ASME SA-249/SA-249M America 锅炉、过热器、换热器和冷凝器用焊接奥氏体钢管子

Chemical composition(mass fraction)(wt.%) of the SA-249 TP 304L

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 8.0000 12.0000 -
Mn - 2.0000 -
Cr 18.0000 20.0000 -
C - 0.0300 -

Mechanical Properties of steel grade SA-249 TP 304L

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)
268 (≥) 893 (≥) 41 11 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade SA-249 TP 304L

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 - -     0.12 -  
966 178 - 43.3 333   -  
632 - 21 24.2   144 124

Heat Treatment of steel grade SA-249 TP 304L

Heat treated : 1298°C - 1673°C

Technological Curves of steel grade SA-249 TP 304L

Cross Reference Table (Equivalent Grade) of SA-249 TP 304L

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