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SA-249 S30453

Favorite Datasheet
SA-240 S30453 SA-358 S30453
#304LN #S30453

Description

USA AMS SA-249/SA-249M, SA-249 S30453 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 S30453
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-249 S30453 Austenite AMS USA Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the SA-249 S30453

C Si Mn P S Cr Ni N
≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -12.0 0.10 -0.16

Mechanical Properties of steel grade SA-249 S30453

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)
691 (≥) 693 (≥) 32 12 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SA-249 S30453

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
41 - -     0.23 -  
252 791 - 33.3 314   -  
175 - 43 22.2   234 223

Heat Treatment of steel grade SA-249 S30453

Heat treated : 1834°C - 1338°C

Technological Curves of steel grade SA-249 S30453

Cross Reference Table (Equivalent Grade) of SA-249 S30453

Grade Standard Country Application
304LN
304LN
TP304LN
TP304LN
TP304LN
TP304LN
TP304LN
SUS304LN
SUS304LN
304LN(S30453)
S30453
S30453
S30453
S30453
S30453
S30453
S30453

Relevant standard of SA-249 S30453

SA-249/SA-249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes SA-249-SA-249M.pdf
SA-240 S30453 SA-358 S30453
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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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