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SA-240 S40945

Description

USA AMS SA-240/SA-240M, SA-240 S40945 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 S40945
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-240 S40945 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 S40945

C Mn Si P S Cr Ni Mo Nb Ti N
≤0.03 ≤1.00 ≤1.00 ≤0.04 ≤0.03 10.50 -11.70 ≤0.50 ≤ ≥ 0.18 -0.40 0.05 -0.20 ≤0.03

Mechanical Properties of steel grade SA-240 S40945

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)
195 (≥) 512 (≥) 44 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade SA-240 S40945

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 - -     0.44 -  
228 593 - 21.3 112   -  
426 - 22 14.2   412 312

Heat Treatment of steel grade SA-240 S40945

Heat treated : 1937°C - 1531°C

Technological Curves of steel grade SA-240 S40945

Cross Reference Table (Equivalent Grade) of SA-240 S40945

Grade Standard Country Application
S40945
S40945

Relevant standard of SA-240 S40945

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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