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SA-249 S30815

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SA-240 S30815 SA-276 S30815
#253MA #S30815

Description

USA AMS SA-249/SA-249M, SA-249 S30815 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 S30815
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-249 S30815 Austenite AMS USA Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the SA-249 S30815

C Mn Si P S Cr Ni Mo Al Ce
0.05 -0.10 ≤0.80 1.40 -2.00 ≤0.04 ≤0.03 20.00 -22.00 10.00 -12.00 ≤ ≥ ≤1.00 0.03 -0.08

Mechanical Properties of steel grade SA-249 S30815

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)
311 (≥) 434 (≥) 13 34 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade SA-249 S30815

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 - -     0.11 -  
826 176 - 23.3 141   -  
134 - 41 22.2   142 412

Heat Treatment of steel grade SA-249 S30815

Heat treated : 1629°C - 1544°C

Technological Curves of steel grade SA-249 S30815

Cross Reference Table (Equivalent Grade) of SA-249 S30815

Grade Standard Country Application
253MA
253MA
253MA(S30815)
S30815
S30815
S30815
S30815
S30815
S30815

Relevant standard of SA-249 S30815

SA-249/SA-249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes SA-249-SA-249M.pdf
SA-240 S30815 SA-276 S30815
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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