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SA-240 S42900

Description

USA AMS SA-240/SA-240M, SA-240 S42900 Specialsteel Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-240 S42900
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-240 S42900 Ferrite AMS USA Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(mass fraction)(wt.%) of the SA-240 S42900

C Mn Si P S Cr Ni Mo
≤0.12 ≤1.00 ≤1.00 ≤0.04 ≤0.03 14.00 -16.00 ≤ ≥ ≤0.75

Mechanical Properties of steel grade SA-240 S42900

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)
996 (≥) 876 (≥) 31 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade SA-240 S42900

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
11 - -     0.12 -  
262 667 - 42.3 142   -  
355 - 31 11.2   232 442

Heat Treatment of steel grade SA-240 S42900

Heat treated : 1815°C - 1157°C

Technological Curves of steel grade SA-240 S42900

Cross Reference Table (Equivalent Grade) of SA-240 S42900

Relevant standard of SA-240 S42900

SA-240/SA-240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications SA-240-SA-240M.pdf

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