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A 554 S40900

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A 268 S40900 S40900
#409 #S40900

Description

USA SAE A 554 (2011), A 554 S40900 Specialsteel Welded Stainless Steel Mechanical Tubing and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 554 S40900
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 554 S40900 Ferrite SAE USA Welded Stainless Steel Mechanical Tubing

Chemical composition(mass fraction)(wt.%) of the A 554 S40900

C Mn Si P S Cr Ni Mo
≤0.08 ≤1.00 ≤1.00 ≤0.045 ≤0.045 10.50 -11.7 ≤0.50 ≤ ≥

Mechanical Properties of steel grade A 554 S40900

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)
419 (≥) 575 (≥) 41 44 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade A 554 S40900

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
42 - -     0.41 -  
794 982 - 31.3 141   -  
619 - 24 34.2   112 311

Heat Treatment of steel grade A 554 S40900

Heat treated : 1422°C - 1456°C

Technological Curves of steel grade A 554 S40900

Cross Reference Table (Equivalent Grade) of A 554 S40900

Grade Standard Country Application
1.4409
1.4409
S30409
409
S40900
S40910
S40920
S40930
409Cb
S40940
S40945
S40975
S40976
S40977
409Cb
409Cb
409Ni
S30409
S40910
S40920

Relevant standard of A 554 S40900

A 554 (2011) Welded Stainless Steel Mechanical Tubing A-554-(2011).pdf
A 268 S40900 S40900
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Jiangyou Longhai Special Steel Co.,Ltd.

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