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A 249 S30453

Favorite Datasheet
A 240 S30453 A 269 S30453
#304LN #S30453

Description

USA SAE A 249/A 249M (2010) , A 249 S30453 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 S30453
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 249 S30453 Austenite SAE USA Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the A 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 A 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)
547 (≥) 139 (≥) 41 23 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade A 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
43 - -     0.13 -  
461 645 - 14.3 131   -  
794 - 12 11.2   233 324

Heat Treatment of steel grade A 249 S30453

Heat treated : 1386°C - 1347°C

Technological Curves of steel grade A 249 S30453

Cross Reference Table (Equivalent Grade) of A 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 A 249 S30453

A 249/A 249M (2010) Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes A-249-A-249M--(2010)-.pdf
A 240 S30453 A 269 S30453
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