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SA-268 S43000

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SA-240 S43000 A 314 S43020
#430 #S43000

Description

USA AMS SA-268/SA-268M, SA-268 S43000 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 S43000
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel SA-268 S43000 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 S43000

C Mn Si P S Cr Ni Mo
≤0.12 ≤1.00 ≤1.00 ≤0.04 ≤0.03 16.00 -18.00 ≤ ≥ ≤0.75

Mechanical Properties of steel grade SA-268 S43000

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)
418 (≥) 122 (≥) 14 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade SA-268 S43000

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 - -     0.22 -  
177 455 - 44.3 431   -  
121 - 23 21.2   243 244

Heat Treatment of steel grade SA-268 S43000

Heat treated : 1136°C - 1638°C

Technological Curves of steel grade SA-268 S43000

Cross Reference Table (Equivalent Grade) of SA-268 S43000

Grade Standard Country Application
1.4301
1.4303
1.4305
1.4306
1.4307
1.4301
1.4301
1.4301
1.4305
1.4303
1.4301
1.5430
1.4308
1.4309
1.4308
1.5430
1.5430
1.4309
1.4302
1.4430

Relevant standard of SA-268 S43000

SA-268/SA-268M Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service SA-268-SA-268M.pdf
SA-240 S43000 A 314 S43020
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