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A 268 S40800

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SA-268 S40500 A 959 S40800
#A268 #S40800

Description

USA SAE A 268/A 268M (2010), A 268 S40800 Specialsteel 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: A 268 S40800
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 268 S40800 Ferrite SAE USA Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

Chemical composition(mass fraction)(wt.%) of the A 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 A 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)
769 (≥) 683 (≥) 31 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade A 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
33 - -     0.32 -  
561 565 - 41.3 422   -  
155 - 12 13.2   133 414

Heat Treatment of steel grade A 268 S40800

Heat treated : 1614°C - 1557°C

Technological Curves of steel grade A 268 S40800

Cross Reference Table (Equivalent Grade) of A 268 S40800

Grade Standard Country Application
S40800
S40800

Relevant standard of A 268 S40800

A 268/A 268M (2010) Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service A-268-A-268M-(2010).pdf
SA-268 S40500 A 959 S40800
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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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