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SA-268 S40800

Favorite Datasheet
S40800 A 240 S40900
#A268 #S40800

Description

USA AMS SA-268/SA-268M, SA-268 S40800 Specialsteel Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: SA-268 S40800
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-268 S40800 Ferrite AMS USA Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical composition(mass fraction)(wt.%) of the SA-268 S40800

C Mn Si P S Cr Ni Mo
≤0.08 ≤1.00 ≤1.00 ≤0.045 ≤0.045 11.50 -13.00 ≤0.08 ≤ ≥

Mechanical Properties of steel grade SA-268 S40800

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)
641 (≥) 721 (≥) 41 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade SA-268 S40800

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
14 - -     0.33 -  
686 729 - 31.3 132   -  
241 - 14 32.2   311 424

Heat Treatment of steel grade SA-268 S40800

Heat treated : 1686°C - 1834°C

Technological Curves of steel grade SA-268 S40800

Cross Reference Table (Equivalent Grade) of SA-268 S40800

Grade Standard Country Application
S40800
S40800

Relevant standard of SA-268 S40800

SA-268/SA-268M Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service SA-268-SA-268M.pdf
S40800 A 240 S40900
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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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