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SA-240 N08020

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N08020 SA-358 N08020
#20Cb-3 #N08020

Description

USA AMS SA-240/SA-240M, SA-240 N08020 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 N08020
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-240 N08020 Austenite 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 N08020

C Mn Si P S Cr Ni Mo Cu Nb
≤0.07 ≤2.00 ≤1.00 ≤0.045 ≤0.035 19.00 -21.00 32.00 -38.00 2.00 -3.00 3.00 -4.00 8×C％ -1.00

Mechanical Properties of steel grade SA-240 N08020

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)
718 (≥) 273 (≥) 22 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade SA-240 N08020

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
23 - -     0.21 -  
278 513 - 21.3 231   -  
493 - 12 23.2   124 133

Heat Treatment of steel grade SA-240 N08020

Heat treated : 1636°C - 1814°C

Technological Curves of steel grade SA-240 N08020

Cross Reference Table (Equivalent Grade) of SA-240 N08020

Grade Standard Country Application
20Cb-3,20Mo-4,20Mo-6
N08020
N08020

Relevant standard of SA-240 N08020

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
N08020 SA-358 N08020
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Jiangyou Longhai Special Steel Co.,Ltd.
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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