Available 24/7 at contact@steel-grades.com

A 249 S30451

Description

USA AMS A 249/A 249M (2010) , A 249 S30451 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 S30451
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 249 S30451 Austenite AMS USA Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(mass fraction)(wt.%) of the A 249 S30451

C Si Mn P S Cr Ni N
≤0.08 ≤0.75 ≤2.00 ≤0.045 ≤0.03 18.0 -20.0 8.00 -10.5 0.10 -0.16

Mechanical Properties of steel grade A 249 S30451

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)
565 (≥) 474 (≥) 41 41 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade A 249 S30451

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
22 - -     0.31 -  
554 567 - 41.3 111   -  
452 - 23 21.2   243 243

Heat Treatment of steel grade A 249 S30451

Heat treated : 1985°C - 1971°C

Technological Curves of steel grade A 249 S30451

Cross Reference Table (Equivalent Grade) of A 249 S30451

Relevant standard of A 249 S30451

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

Available Suppliers

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...

Rfq.: sales@longhaisteel.com
  • Do you supply this A 249 S30451?
  • List your company on S&G now? Join
  • Non-paying users only
Top