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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)
416 (≥) 474 (≥) 42 43 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

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
22 - -     0.11 -  
351 326 - 43.3 124   -  
167 - 41 33.2   134 421

Heat Treatment of steel grade A 268 S40800

Heat treated : 1334°C - 1994°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.
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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